Country State City API

Country State City API Cities API

City reference data with coordinates and time zones, scoped by country and state.

Documentation GitHub OpenAPI

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this

find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/country-state-city-api-cities-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.1.0
info:
  title: Country State City Cities API
  description: The Country State City API exposes a global geographical reference dataset of 247+ countries, 5,000+ states / provinces, and 150,000+ cities with ISO codes, phone codes, currencies, native names, regions, sub-regions, coordinates, time zones, and flag emoji. Endpoints are read-only JSON REST resources authenticated with the X-CSCAPI-KEY header.
  version: '1.0'
  contact:
    name: Country State City API
    url: https://docs.countrystatecity.in/
servers:
- url: https://api.countrystatecity.in/v1
  description: Country State City API production
security:
- ApiKeyAuth: []
tags:
- name: Cities
  description: City reference data with coordinates and time zones, scoped by country and state.
paths:
  /countries/{ciso}/states/{siso}/cities:
    get:
      operationId: listCitiesByCountryAndState
      summary: List cities in a country and state
      tags:
      - Cities
      parameters:
      - name: ciso
        in: path
        required: true
        schema:
          type: string
      - name: siso
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: A list of city resources scoped to the country and state.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/City'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
  /countries/{ciso}/cities:
    get:
      operationId: listCitiesByCountry
      summary: List cities for a country
      tags:
      - Cities
      parameters:
      - name: ciso
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: A list of city resources scoped to the country.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/City'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /states/{sid}/cities:
    get:
      operationId: listCitiesByState
      summary: List cities for a state by numeric state id
      tags:
      - Cities
      parameters:
      - name: sid
        in: path
        required: true
        description: Numeric state identifier.
        schema:
          type: integer
      responses:
        '200':
          description: A list of city resources scoped to the state.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/City'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /cities:
    get:
      operationId: listCities
      summary: List all cities
      tags:
      - Cities
      responses:
        '200':
          description: A list of city resources.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/City'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  schemas:
    City:
      type: object
      properties:
        id:
          type: integer
        name:
          type: string
        latitude:
          type: string
        longitude:
          type: string
  responses:
    Unauthorized:
      description: Missing or invalid X-CSCAPI-KEY.
    NotFound:
      description: Resource not found.
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-CSCAPI-KEY
externalDocs:
  description: Country State City API Documentation
  url: https://docs.countrystatecity.in/api/introduction