Telefoon

Telefoon is a cloud telephony and communications platform offering programmable voice, SMS, and number management APIs tailored for European markets. Built for GDPR compliance and EU regulatory requirements, Telefoon provides developers with REST APIs to build voice calling, SMS notification, number provisioning, and interactive voice response (IVR) solutions. The platform supports Dutch, Belgian, German, and broader European telecommunications infrastructure with local number availability and EU data residency.

3 APIs 0 Features
BelgiumCPaaSEU Data ResidencyEuropeGDPR CompliantMessagingNetherlandsNumber ProvisioningSMSTelephonyVoice

APIs

Telefoon Voice API

Programmable voice API for making and receiving calls across European networks. Supports outbound dialing, inbound call handling, IVR with multi-language text-to-speech (Dutch, ...

Telefoon SMS API

Send and receive SMS messages across European networks with full GDPR compliance. Supports A2P messaging, two-way SMS, delivery reports, unicode for European character sets (Dut...

Telefoon Number Management API

Search, purchase, and manage Dutch, Belgian, German, and broader European phone numbers. Supports local geographic numbers (NDC/area codes), national numbers, toll-free (0800), ...

Collections

Telefoon Number Management API

OPEN

Telefoon SMS API

OPEN

Telefoon Voice API

OPEN

Pricing Plans

Telefoon Plans Pricing

1 plans

PLANS

Rate Limits

Telefoon Rate Limits

1 limits

RATE LIMITS

FinOps

Telefoon Finops

FINOPS

Semantic Vocabularies

Telefoon Context

4 classes · 18 properties

JSON-LD

API Governance Rules

Telefoon API Rules

9 rules · 3 errors 5 warnings 1 info

SPECTRAL

JSON Structure

Telefoon Call Structure

0 properties

JSON STRUCTURE

Example Payloads

Telefoon Initiate Call Example

2 fields

EXAMPLE

Telefoon Send Sms Example

2 fields

EXAMPLE

Resources

🔑
Authentication
Authentication
🚀
GettingStarted
GettingStarted
🔗
RateLimits
RateLimits
🔗
GDPR
GDPR
🟢
StatusPage
StatusPage
📜
TermsOfService
TermsOfService
📜
PrivacyPolicy
PrivacyPolicy
💰
Pricing
Pricing
💬
Support
Support
📰
Blog
Blog

Sources

Raw ↑ 
opencollection: 1.0.0
info:
  name: Telefoon Voice API
  version: v1
request:
  auth:
    type: apikey
    key: X-API-Key
    value: '{{X-API-Key}}'
    placement: header
items:
- info:
    name: Calls
    type: folder
  items:
  - info:
      name: List Calls
      type: http
    http:
      method: GET
      url: https://api.telefoon.com/v1/voice/calls
      params:
      - name: status
        value: ''
        type: query
        description: Filter by call status
      - name: direction
        value: ''
        type: query
        description: Filter by call direction
      - name: page
        value: ''
        type: query
        description: Page number
      - name: page_size
        value: ''
        type: query
        description: Results per page
    docs: List voice calls with optional status, direction, and date filtering.
  - info:
      name: Initiate Call
      type: http
    http:
      method: POST
      url: https://api.telefoon.com/v1/voice/calls
      body:
        type: json
        data: '{}'
    docs: Initiate an outbound voice call through European networks.
  - info:
      name: Get Call
      type: http
    http:
      method: GET
      url: https://api.telefoon.com/v1/voice/calls/:call_id
      params:
      - name: call_id
        value: ''
        type: path
        description: Unique call identifier
    docs: Get details for a specific call.
  - info:
      name: End Call
      type: http
    http:
      method: DELETE
      url: https://api.telefoon.com/v1/voice/calls/:call_id
      params:
      - name: call_id
        value: ''
        type: path
        description: Unique call identifier
    docs: Hang up an active or ringing call.
- info:
    name: Conferences
    type: folder
  items:
  - info:
      name: List Conferences
      type: http
    http:
      method: GET
      url: https://api.telefoon.com/v1/voice/conferences
    docs: List conference calls.
  - info:
      name: Create Conference
      type: http
    http:
      method: POST
      url: https://api.telefoon.com/v1/voice/conferences
      body:
        type: json
        data: '{}'
    docs: Create a new conference room.
bundled: true