Lob Booklets API
The Booklets API from Lob — 1 operation(s) for booklets.
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OpenAPI Specification
openapi: 3.2.0
info:
title: Lob Booklets API
version: 1.20.2
description: Experience direct mail like never before, with unmatched personalization and scalability all in one intuitive platform.
license:
name: MIT
url: https://mit-license.org/
contact:
name: Lob Developer Experience
url: https://support.lob.com/
email: lob-openapi@lob.com
termsOfService: https://www.lob.com/legal
servers:
- url: https://api.lob.com/v1
description: production
security:
- basicAuth: []
tags:
- name: Booklets
paths:
/booklets:
get:
operationId: booklets_list
summary: List
description: Returns a list of your booklets. The booklets are returned sorted by creation date, with the most recently created booklets appearing first.
tags:
- Booklets
parameters:
- $ref: '#/components/parameters/limit'
- $ref: '#/components/parameters/before_after'
- $ref: '#/components/parameters/include'
- $ref: '#/components/parameters/date_created'
- $ref: '#/components/parameters/metadata'
- $ref: '#/components/parameters/send_date'
- $ref: '#/components/parameters/mail_type'
- $ref: '#/components/parameters/sort_by'
- $ref: '#/components/parameters/campaign_id'
- $ref: '#/components/parameters/status'
responses:
'200':
$ref: '#/components/responses/all_booklets'
default:
$ref: '#/components/responses/mailpiece_error'
x-codeSamples:
- lang: Shell
source: "curl -X GET \"https://api.lob.com/v1/booklets?limit=2\" \\\n -u test_0dc8d51e0acffcb1880e0f19c79b2f5b0cc:\n"
label: CURL
post:
operationId: booklet_create
summary: Create
description: Creates a new booklet.
tags:
- Booklets
parameters:
- $ref: '#/components/parameters/idem-header'
- $ref: '#/components/parameters/idem-query'
requestBody:
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/booklet_editable'
example:
description: demo
to:
description: Harry - Office
name: Harry Zhang
company: Lob
email: harry@lob.com
phone: '5555555555'
address_line1: 210 King St
address_line2: '# 6100'
address_city: San Francisco
address_state: CA
address_zip: '94107'
address_country: US
from:
name: Harry
address_line1: 210 King St
address_line2: '# 6100'
address_city: San Francisco
address_state: CA
address_zip: '94107'
file: '<html style=''padding-top: 3in; margin: .5in;''>HTML Booklet for {{name}}</html>'
mail_type: usps_first_class
merge_variables:
name: Harry
metadata:
spiffy: 'true'
send_date: '2017-11-01T00:00:00.000Z'
use_type: marketing
qr_code:
position: relative
redirect_url: https://www.lob.com
width: '2'
top: '2'
right: '2'
pages: 1-2,4-5
fsc: true
size: 8.375x5.375
application/x-www-form-urlencoded:
schema:
$ref: '#/components/schemas/booklet_editable'
example:
description: demo
to:
description: Harry - Office
name: Harry Zhang
company: Lob
email: harry@lob.com
phone: '5555555555'
address_line1: 210 King St
address_line2: '# 6100'
address_city: San Francisco
address_state: CA
address_zip: '94107'
address_country: US
from:
name: Harry
address_line1: 210 King St
address_line2: '# 6100'
address_city: San Francisco
address_state: CA
address_zip: '94107'
file: '<html style=''padding-top: 3in; margin: .5in;''>HTML Booklet for {{name}}</html>'
mail_type: usps_first_class
merge_variables:
name: Harry
metadata:
spiffy: 'true'
send_date: '2017-11-01T00:00:00.000Z'
use_type: marketing
qr_code:
position: relative
redirect_url: https://www.lob.com
width: '2'
top: '2'
right: '2'
pages: 1-2,4-5
fsc: true
size: 8.375x5.375
multipart/form-data:
schema:
$ref: '#/components/schemas/booklet_editable'
example:
description: demo
to:
description: Harry - Office
name: Harry Zhang
company: Lob
email: harry@lob.com
phone: '5555555555'
address_line1: 210 King St
address_line2: '# 6100'
address_city: San Francisco
address_state: CA
address_zip: '94107'
address_country: US
from:
name: Harry
address_line1: 210 King St
address_line2: '# 6100'
address_city: San Francisco
address_state: CA
address_zip: '94107'
file: '<html style=''padding-top: 3in; margin: .5in;''>HTML Booklet for {{name}}</html>'
mail_type: usps_first_class
merge_variables:
name: Harry
metadata:
spiffy: 'true'
send_date: '2017-11-01T00:00:00.000Z'
use_type: marketing
qr_code:
position: relative
redirect_url: https://www.lob.com
width: '2'
top: '2'
right: '2'
pages: 1-2,4-5
fsc: true
size: 8.375x5.375
responses:
'200':
$ref: '#/components/responses/post_booklet'
default:
$ref: '#/components/responses/mailpiece_error'
x-codeSamples:
- lang: Shell
source: "curl https://api.lob.com/v1/booklets \\\n -u YOUR_API_KEY \\\n -d 'description=Demo Booklet' \\\n -d 'to[name]=Harry Zhang' \\\n -d 'to[address_line1]=210 King St' \\\n -d 'to[address_line2]=# 6100' \\\n -d 'to[address_city]=San Francisco' \\\n -d 'to[address_state]=CA' \\\n -d 'to[address_zip]=94107' \\\n -d 'from=adr_210a8d4b0b76d77b' \\\n --data-urlencode 'file=<html style=\"padding-top: 3in; margin: .5in;\">HTML Booklet for {{name}}</html>' \\\n -d 'merge_variables[name]=Harry' \\\n -d 'qr_code[position]=relative' \\\n -d 'qr_code[redirect_url]=https://www.lob.com' \\\n -d 'qr_code[width]=2' \\\n -d 'qr_code[bottom]=2' \\\n -d 'qr_code[left]=2' \\\n -d 'qr_code[pages]=3,4-5' \\\n -d 'fsc=true'\n"
label: CURL
components:
schemas:
qr_code:
type: object
description: Customize and place a QR code on the creative at the required position.
required:
- position
- redirect_url
- width
properties:
position:
type: string
enum:
- relative
description: Sets how a QR code is being positioned in the document. Together with this, you should provide one of 'top' or 'bottom', and one of 'left' or 'right'.
top:
type: number
description: Vertical distance (in inches) to place QR code from the top. Only allowed if "bottom" isn't provided.
right:
type: number
description: Horizontal distance (in inches) to place QR code from the right. Only allowed if "left" isn't provided.
left:
type: number
description: Horizontal distance (in inches) to place QR code from the left. Only allowed if "right" isn't provided.
bottom:
type: number
description: Vertical distance (in inches) to place QR code from the bottom. Only allowed if "top" isn't provided.
redirect_url:
type: string
description: The url to redirect the user when a QR code is scanned. The URL can be a literal URL, a template URL containing merge variables, or consist entirely of merge variables. For example, `https://www.example.com` or `https://www.example.com?q={{name}}` or `{{name}}`, respectively. When a merge variable exists in the URL, it is replaced with data from merge_variables. If the variable does not exist, then nothing with be replaced and the destination URL will be the same as the input URL. More details on merge variables can be found in <a href="https://help.lob.com/print-and-mail/designing-mail-creatives/adding-qr-codes#destination-url-and-redirects" target="_blank">our help center</a>.
width:
type: number
description: The size (in inches) of the QR code with a minimum of 1 inch. All QR codes are generated as a square.
pages:
type: string
description: Specify the pages where the QR code should be stamped in a comma separated format. Your QR code can be printed in the same position on multiple pages. For postcards, the values should either be "front", "back" (for either front or back) or "front,back" (for the QR code to be printed on both sides). For self-mailers and snap packs, the values should either be "inside", "outside" (for either inside or outside) or "inside,outside" (for the QR code to be printed on both sides). For letters and booklets, the values can be specific page numbers ("1", "3"), page number ranges such as "1-3", or a comma separated combination of both ("1,3,5-7").
logo:
type: object
description: Allows specifying a logo to be placed over the center of the QR code. Logos must be in PNG or JPEG format and have a maximum file size of 1 MB.
properties:
url:
type: string
description: The public URL of the logo image to be retrieved and placed over the center of the QR code.
pattern: ^https://[-a-zA-Z0-9@:%._+~#=/]{1,256}.(png|jpe?g)$
style:
type: object
description: Customizes the appearance of the QR code.
properties:
background_color:
type: string
description: The background color of the QR code in hexadecimal format. For example, `#000000` is black and `#FFFFFF` is white.
pattern: ^#[A-Fa-f0-9]{6}$
foreground_color:
type: string
description: The foreground color of the QR code in hexadecimal format. For example, `#000000` is black and `#FFFFFF` is white.
pattern: ^#[A-Fa-f0-9]{6}$
booklet_id:
type: string
description: Unique identifier prefixed with `ord_`.
pattern: ^ord_[0-9a-f]{26}$
booklet_pages:
description: Pages specifies the total number of pages in a booklet, where four pages make up one sheet. Pages must always be in increments of four to maintain booklet integrity. For a booklet with dimensions of 8.375x5.375 inches, we allow for 8, 12, 16, 20, 24, 28, or 32 pages.
type: integer
address_editable_us:
allOf:
- $ref: '#/components/schemas/address_fields_us'
- type: object
anyOf:
- title: address obj with `name` defined
required:
- name
- title: address obj with `company` defined
required:
- company
properties:
description:
$ref: '#/components/schemas/resource_description'
name:
type:
- string
- 'null'
description: 'Either `name` or `company` is required, you may also add both. Must be no longer than 40 characters. If both `name` and `company` are provided, they will be printed on two separate lines above the rest of the address.
'
maxLength: 40
company:
$ref: '#/components/schemas/company'
phone:
type:
- string
- 'null'
description: Must be no longer than 40 characters.
maxLength: 40
email:
type:
- string
- 'null'
description: Must be no longer than 100 characters.
maxLength: 100
address_country:
type: string
enum:
- US
default: US
metadata:
$ref: '#/components/schemas/metadata'
editable:
type: object
properties:
description:
$ref: '#/components/schemas/resource_description'
metadata:
$ref: '#/components/schemas/metadata'
mail_type:
$ref: '#/components/schemas/mail_type'
merge_variables:
$ref: '#/components/schemas/merge_variables'
send_date:
$ref: '#/components/schemas/send_date'
expected_delivery_date:
type: string
description: A date in YYYY-MM-DD format of the mailpiece's expected delivery date based on its `send_date`.
format: date
count:
type: integer
description: number of resources in a set
remote_file_url:
type: string
description: 'The location of a remote file. Remote URLs have a 5 MB file size limit and must be downloaded within 40 seconds.
'
pattern: ^https://[-a-zA-Z0-9@:%._+~#=/]{1,256}.(html?|pdf|png|jpg)$
signed_link:
type: string
description: A [signed link](#section/Asset-URLs) served over HTTPS. The link returned will expire in 30 days to prevent mis-sharing. Each time a GET request is initiated, a new signed URL will be generated.
pattern: ^https://lob-assets.com/(letters|postcards|bank-accounts|checks|self-mailers|cards|order-creatives)/([a-z]{3,4}_[a-z0-9]{15,16}|[a-z]{3}_[a-z0-9]{26}_[a-z]{4}_[a-z0-9]{26})('|_signature)(.pdf|_thumb_[a-z]+_[0-9]+.png|.png)?(version=[a-z0-9]*&)expires=[0-9]{10}&signature=[a-zA-Z0-9-_]+
failure_status_code:
type: integer
enum:
- 401
- 403
- 404
- 413
- 422
- 429
- 500
description: "A conventional HTTP status code:\n * `401` - Authorization error with your API key or account\n * `403` - Forbidden error with your API key or account\n * `404` - The requested item does not exist\n * `413` - Payload too large\n * `422` - The query or body parameters did not pass validation\n * `429` - Too many requests have been sent with an API key in a given amount of time\n * `500` - An internal server error occurred, please contact support@lob.com\n"
date_filter:
type: object
additionalProperties:
type: string
description: 'Filter by ISO-8601 date or datetime, e.g. `{ "gt": "2012-01-01", "lt": "2012-01-31T12:34:56Z" }` where `gt` is >, `lt` is <, `gte` is e, and `lte` is d.'
tracking_event_normal:
allOf:
- $ref: '#/components/schemas/tracking_event_base'
- type: object
required:
- type
- name
properties:
type:
description: non-Certified postcards, self mailers, letters, checks and snap packs
type: string
enum:
- normal
name:
type: string
enum:
- Mailed
- In Transit
- In Local Area
- Processed for Delivery
- Delivered
- Re-Routed
- Returned to Sender
- International Exit
description: "Name of tracking event (for normal postcards, self mailers, letters, checks and snap packs):\n\n * `Mailed` - The mailpiece has been handed off to and accepted by USPS\n and is en route. <a href=\"https://help.lob.com/print-and-mail/getting-data-and-results/tracking-your-mail#mailed-tracking-events-4\" target=\"_blank\">More about\n Mailed.</a>\n Note this data is only available in Enterprise editions of\n Lob. <a href=\"https://lob.com/support/contact#contact\" target=\"_blank\">Contact Sales</a> if\n you want access to this feature.\n\n * `In Transit` - The mailpiece is being processed at the entry/origin facility.\n\n * `In Local Area` - The mailpiece is being processed at the destination facility.\n\n * `Processed for Delivery` - The mailpiece has been greenlit for\n delivery at the recipient's nearest postal facility. The mailpiece\n should reach the mailbox within 1 business day of this tracking\n event.\n\n * `Delivered` - The mail piece has been delivered to \n the recipients address. The final scan is generated when the mail \n carrier's GPS unit leaves the delivery area.\n\n * `Re-Routed` - The mailpiece is re-routed due to recipient change of\n address, address errors, or USPS relabeling of barcode/ID tag\n area.\n\n * `Returned to Sender` - The mailpiece is being returned to sender due\n to barcode, ID tag area, or address errors.\n \n * `International Exit` - The mail piece has been processed to \n ship to a destination abroad. This is typically the last \n scan a US-originated international mail piece will receive \n from the USPS.\n\n<a href=\"https://help.lob.com/print-and-mail/getting-data-and-results/tracking-your-mail#mailed-tracking-events-4\" target=\"_blank\">More about tracking</a>\n"
details:
description: Will be `null` for `type=normal` events
type:
- object
- 'null'
enum:
- null
location:
type:
- string
- 'null'
description: 'The zip code in which the scan event occurred. Null for `Mailed` events.
'
evnt_id:
type: string
description: Unique identifier prefixed with `evnt_`.
pattern: ^evnt_[a-zA-Z0-9]+$
merge_variables:
type:
- object
- 'null'
description: 'You can input a merge variable payload object to your template or QR code redirect URLs to render dynamic content. For example, if you have a template like: `{{variable_name}}`, pass in `{"variable_name": "Harry"}` to render `Harry`. `merge_variables` must be an object. Any type of value is accepted as long as the object is valid JSON; you can use `strings`, `numbers`, `booleans`, `arrays`, `objects`, or `null`. The max length of the object is 25,000 characters. If you call `JSON.stringify` on your object, it can be no longer than 25,000 characters. Your variable names cannot contain any whitespace or any of the following special characters: `!`, `"`, `#`, `%`, `&`, `''`, `(`, `)`, `*`, `+`, `,`, `/`, `;`, `<`, `=`, `>`, `@`, `[`, `\`, `]`, `^`, `` ` ``, `{`, `|`, `}`, `~`. More instructions can be found in <a href="https://help.lob.com/print-and-mail/designing-mail-creatives/dynamic-personalization#using-html-and-merge-variables-10" target="_blank">our guide to using html and merge variables</a>. Depending on your <a href="https://dashboard.lob.com/#/settings/account" target="_blank">Merge Variable strictness</a> setting, if you define variables in your HTML but do not pass them here, you will either receive an error or the variable will render as an empty string. These settings only apply on HTML templates and not on QR code redirect URLs.'
maxLength: 25000
company:
type:
- string
- 'null'
description: 'Either `name` or `company` is required, you may also add both. Must be no longer than 40 characters. If both `name` and `company` are provided, they will be printed on two separate lines above the rest of the address. This field can be used for any secondary recipient information which is not part of the actual mailing address (Company Name, Department, Attention Line, etc).
'
maxLength: 40
generated:
type: object
required:
- to
- carrier
properties:
to:
$ref: '#/components/schemas/address'
carrier:
type: string
enum:
- USPS
default: USPS
thumbnails:
type: array
items:
$ref: '#/components/schemas/thumbnail'
expected_delivery_date:
$ref: '#/components/schemas/expected_delivery_date'
date_created:
$ref: '#/components/schemas/date_created'
date_modified:
$ref: '#/components/schemas/date_modified'
deleted:
$ref: '#/components/schemas/deleted'
list:
type: object
description: Multiple items returned in order
properties:
object:
$ref: '#/components/schemas/object'
next_url:
type:
- string
- 'null'
description: Url of next page of items in list.
previous_url:
type:
- string
- 'null'
description: Url of previous page of items in list.
count:
$ref: '#/components/schemas/count'
total_count:
type: integer
description: Indicates the total number of records. Provided when the request specifies an "include" query parameter
metadata:
type: object
additionalProperties:
type: string
description: 'Use metadata to store custom information for tagging and labeling back to your internal systems. Must be an object with up to 20 key-value pairs. Keys must be at most 40 characters and values must be at most 500 characters. Neither can contain the characters `"` and `\`. i.e. ''{"customer_id" : "NEWYORK2015"}'' Nested objects are not supported. See [Metadata](#section/Metadata) for more information.'
maxLength: 500
pattern: '[^"\\]{0,500}'
html_string:
type: string
description: An HTML string of under 10,000 characters.
maxLength: 10000
pattern: <
error:
type: object
description: Lob uses RESTful HTTP response codes to indicate success or failure of an API request. In general, 2xx indicates success, 4xx indicate an input error, and 5xx indicates an error on Lob's end.
required:
- error
properties:
error:
type: object
required:
- message
- status_code
- code
properties:
message:
type: string
description: A human-readable message with more details about the error
example: Rate limit exceeded. Please wait 5 seconds and try your request again.
status_code:
$ref: '#/components/schemas/failure_status_code'
code:
type: string
enum:
- bad_request
- conflict
- feature_limit_reached
- internal_server_error
- invalid
- not_deletable
- not_found
- request_timeout
- service_unavailable
- unrecognized_endpoint
- unsupported_lob_version
- address_length_exceeds_limit
- bank_account_already_verified
- bank_error
- billing_address_required
- custom_envelope_inventory_depleted
- deleted_bank_account
- failed_deliverability_strictness
- file_pages_below_min
- file_pages_exceed_max
- file_size_exceeds_limit
- foreign_return_address
- inconsistent_page_dimensions
- invalid_bank_account
- invalid_bank_account_verification
- invalid_check_international
- invalid_country_covid
- invalid_file
- invalid_file_dimensions
- invalid_file_download_time
- invalid_file_url
- invalid_image_dpi
- invalid_international_feature
- invalid_perforation_return_envelope
- invalid_template_html
- mail_use_type_can_not_be_null
- merge_variable_required
- merge_variable_whitespace
- payment_method_unverified
- pdf_encrypted
- special_characters_restricted
- unembedded_fonts
- email_required
- invalid_api_key
- publishable_key_not_allowed
- rate_limit_exceeded
- unauthorized
- unauthorized_token
description: 'A pre-defined string identifying an error. Error codes fall into three categories:
**GENERIC**
* `bad_request` - 422: an invalid request was made. See error message for details.
* `conflict` - 409/422: this operation would leave data in a conflicted state.
* `feature_limit_reached` - 403: the account has reached its resource limit and requires upgrading to add more.
* `internal_server_error` - 500: an error has occured on Lob''s servers. Please try request again.
* `invalid` - 422: an invalid request was made. See error message for details.
* `not_deletable` - 422: an attempt was made to delete a resource, but the resource cannot be deleted.
* `not_found` - 404: the requested resource was not found.
* `request_timeout` - 408: the request took too long. Please try again.
* `service_unavailable` - 503: the Lob servers are temporarily unavailable. Please try agian.
* `unrecognized_endpoint` - 404: the requested endpoint doesn''t exist.
* `unsupported_lob_version` - 422: an unsupported Lob API version was requested.
**ADVANCED**
* `address_length_exceeds_limit` - 422: the sum of to.address_line1 and to.address_line2 cannot surpass 50 characters.
* `bank_account_already_verified` - 422: the bank account has already been verified.
* `bank_error` - 422: there''s an issue with the bank account.
* `billing_address_required` - 403: in order to create a live mail piece, your account needs to set up a billing address.
* `custom_envelope_inventory_depleted` - 422: custom envelope inventory is depleted, and more will need to be ordered.
* `deleted_bank_account` - 404: checks cannot be created with a deleted bank account.
* `failed_deliverability_strictness` - 422: the `to` address doesn''t meet strictness requirements. See <a href="https://dashboard.lob.com/#/settings/account" target="_blank">Account Settings</a> to configure strictness.
* `file_pages_below_min` - 422: not enough pages.
* `file_pages_exceed_max` - 422: too many pages.
* `file_size_exceeds_limit` - 422: the file size is too large. See description for details.
* `foreign_return_address` - 422: the `from` address must be a US address.
* `inconsistent_page_dimensions` - 422: all pages of the input file must have the same dimensions.
* `invalid_bank_account` - 422: the provided bank routing number is invalid.
* `invalid_bank_account_verification` - 422: verification amounts do not match.
* `invalid_check_international` - 422: checks cannot be sent internationally.
* `invalid_country_covid` - 422: the postal service in the specified country is currently unable to process the request due to COVID-19 restrictions.
* `invalid_file` - 422: the file is invalid.
* `invalid_file_dimensions` - 422: file dimensions are incorrect for the selected mail type.
* `invalid_file_download_time` - 422: file download from remote server took too long.
* `invalid_file_url` - 422: the file URL when creating a resource is invalid.
* `invalid_image_dpi` - 422: DPI must be at least 300.
* `invalid_international_feature` - 422: the specified product cannot be sent to the destination.
* `invalid_perforation_return_envelope` - 422: both `return_envelope` and `perforation` must be used together.
* `invalid_template_html` - 422: the provided HTML is invalid.
* `mail_use_type_can_not_be_null` - 422: use_type must be one of "marketing" or "operational". Alternatively, an admin can set the account default use type in Account Settings.
* `merge_variable_required` - 422: a required merge variable is missing.
* `merge_variable_whitespace` - 422: merge variable names cannot contain whitespace.
* `payment_method_unverified` - 401: you must have a verified bank account or credit card to submit live requests.
* `pdf_encrypted` - 422: an encrypted PDF was provided.
* `special_characters_restricted` - 422: cannot use special characters for merge variable names.
* `unembedded_fonts` - 422: the provided PDF contains non-standard unembedded fonts. See description for details.
**AUTHENTICATION**
* `email_required` - 401: account must have a verified email address before creating live resources.
* `invalid_api_key` - 401/403: the API key is invalid.
* `publishable_key_not_allowed` - 403: the requested operation needs a secret key, not a publishable key. See [API Keys](#section/API-Keys) for more information.
* `rate_limit_exceeded` - 429: requests were sent too quickly and must be slowed down.
* `unauthorized` - 401: the request isn''t authorized.
* `unauthorized_token` - 401: token isn''t authorized.
'
country_extended:
type: string
description: Must be a 2 letter country short-name code (ISO 3166). Does not accept `US`, `AS`, `PR`, `FM`, `GU`, `MH`, `MP`, `PW`, or `VI`. For these addresses, please use the US verification API. Also does not accept `PS`, which is not currently supported.
enum:
- AD
- AE
- AF
- AG
- AI
- AL
- AN
- AO
- AQ
- AR
- AT
- AU
- AW
- AZ
- BA
- BB
- BD
- BE
- BF
- BG
- BH
- BI
- BJ
- BM
- BN
- BO
- BQ
- BR
- BS
- BT
- BW
- BY
- BZ
- CA
- CD
- CG
- CH
- CI
- CK
- CL
- CM
- CN
- CO
- CR
- CS
- CU
- CV
- CW
- CY
- CZ
- DE
- DJ
- DK
- DM
- DO
- DZ
- EC
- EE
- EG
- EH
- ER
- ES
- ET
- FI
- FJ
- FK
- FO
- FR
- GA
- GB
- GD
- GE
- GH
- GI
- GL
- GM
- GN
- GQ
- GR
- GS
- GT
- GW
- GY
- HK
- HN
- HR
- HT
- HU
- ID
- IE
- IL
- IN
- IO
- IQ
- IR
- IS
- IT
- JM
- JO
- JP
- KE
- KG
- KH
- KI
- KM
- KN
- KP
- KR
- KW
- KY
- KZ
- LA
- LB
- LC
- LI
- LK
- LR
- LS
- LT
- LU
- LV
- LY
- MA
- MC
- MD
- ME
- MG
- MK
- ML
- MM
- MN
- MO
- MR
- MS
- MT
- MU
- MV
- MW
- MX
- MY
- MZ
- NA
- NE
- NF
- NG
- NI
- NL
- 'NO'
- NP
- NR
- NU
- NZ
- OM
- PA
- PE
- PG
- PH
- PK
- PL
- PN
- PT
- PY
- QA
- RO
- RS
- RU
- RW
- SA
- SB
- SC
- SD
- SE
- SG
- SH
- SI
- SK
- SL
- SM
- SN
- SO
- SR
- SS
- ST
- SV
- SX
- SY
- SZ
- TC
- TD
- TG
- TH
-
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# Full source: https://raw.githubusercontent.com/api-evangelist/lob/refs/heads/main/openapi/lob-booklets-api-openapi.yml