curl -X GET 'https://api.countrystatecity.in/v1/countries/IN/states' \
  -H 'X-CSCAPI-KEY: YOUR_API_KEY'

curl -X GET 'https://api.countrystatecity.in/v1/countries/IN/states?q=maha' \
  -H 'X-CSCAPI-KEY: YOUR_API_KEY'

curl -X GET 'https://api.countrystatecity.in/v1/countries/IN/states?include_translations=true' \
  -H 'X-CSCAPI-KEY: YOUR_API_KEY'

import requests

def get_states_by_country(country_code):
    response = requests.get(
      f'https://api.countrystatecity.in/v1/countries/{country_code}/states',
      headers={'X-CSCAPI-KEY': 'YOUR_API_KEY'}
    )
    
    if response.ok:
        states = response.json()
        print(f'Found {len(states)} states in {country_code}')
        return states
    else:
        print('Country not found or no states available')
        return []

states = get_states_by_country('IN')

const getStatesByCountry = async (countryCode) => {
  const response = await fetch(`https://api.countrystatecity.in/v1/countries/${countryCode}/states`, {
    headers: { 'X-CSCAPI-KEY': 'YOUR_API_KEY' }
  });

  if (response.ok) {
    const states = await response.json();
    console.log(`Found ${states.length} states in ${countryCode}`);
    return states;
  } else {
    console.error('Country not found or no states available');
  }
};

getStatesByCountry('IN');

<?php
function getStatesByCountry($countryCode) {
    $curl = curl_init();
    
    curl_setopt_array($curl, array(
      CURLOPT_URL => "https://api.countrystatecity.in/v1/countries/{$countryCode}/states",
      CURLOPT_RETURNTRANSFER => true,
      CURLOPT_HTTPHEADER => array(
        'X-CSCAPI-KEY: YOUR_API_KEY'
      ),
    ));
    
    $response = curl_exec($curl);
    $httpCode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
    curl_close($curl);
    
    if ($httpCode == 200) {
        $states = json_decode($response, true);
        echo "Found " . count($states) . " states in {$countryCode}\n";
        return $states;
    } else {
        echo "Country not found or no states available\n";
        return [];
    }
}

$states = getStatesByCountry('IN');
?>

package main

import (
    "encoding/json"
    "fmt"
    "io/ioutil"
    "net/http"
)

func getStatesByCountry(countryCode string) []map[string]interface{} {
    url := fmt.Sprintf("https://api.countrystatecity.in/v1/countries/%s/states", countryCode)
    
    client := &http.Client{}
    req, _ := http.NewRequest("GET", url, nil)
    req.Header.Add("X-CSCAPI-KEY", "YOUR_API_KEY")
    
    res, _ := client.Do(req)
    defer res.Body.Close()
    
    if res.StatusCode == 200 {
        body, _ := ioutil.ReadAll(res.Body)
        var states []map[string]interface{}
        json.Unmarshal(body, &states)
        
        fmt.Printf("Found %d states in %s\n", len(states), countryCode)
        return states
    } else {
        fmt.Printf("Country not found or no states available\n")
        return nil
    }
}

func main() {
    states := getStatesByCountry("IN")
    fmt.Println(states)
}

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import java.lang.reflect.Type;
import java.util.List;
import java.util.Map;

public class StatesByCountry {
    public static void main(String[] args) throws Exception {
        String countryCode = "IN";
        
        HttpClient client = HttpClient.newHttpClient();
        HttpRequest request = HttpRequest.newBuilder()
            .uri(URI.create("https://api.countrystatecity.in/v1/countries/" + countryCode + "/states"))
            .header("X-CSCAPI-KEY", "YOUR_API_KEY")
            .build();

        HttpResponse<String> response = client.send(request,
            HttpResponse.BodyHandlers.ofString());
            
        if (response.statusCode() == 200) {
            Gson gson = new Gson();
            Type listType = new TypeToken<List<Map<String, Object>>>(){}.getType();
            List<Map<String, Object>> states = gson.fromJson(response.body(), listType);
            
            System.out.println("Found " + states.size() + " states in " + countryCode);
        } else {
            System.out.println("Country not found or no states available");
        }
    }
}

require 'net/http'
require 'json'

def get_states_by_country(country_code)
  uri = URI("https://api.countrystatecity.in/v1/countries/#{country_code}/states")
  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = true

  request = Net::HTTP::Get.new(uri)
  request['X-CSCAPI-KEY'] = 'YOUR_API_KEY'

  response = http.request(request)
  
  if response.code == '200'
    states = JSON.parse(response.body)
    puts "Found #{states.length} states in #{country_code}"
    states
  else
    puts 'Country not found or no states available'
    []
  end
end

states = get_states_by_country('IN')

[
  {
    "id": 4008,
    "name": "Maharashtra",
    "iso2": "MH",
    "country_id": 101,
    "country_code": "IN",
    "latitude": "19.75147980",
    "longitude": "75.71388840",
    "timezone": "Asia/Kolkata"
  }
]

[
  {
    "id": 4008,
    "name": "Maharashtra",
    "iso2": "MH",
    "country_id": 101,
    "country_code": "IN",
    "latitude": "19.75147980",
    "longitude": "75.71388840",
    "timezone": "Asia/Kolkata",
    "fips_code": "16",
    "iso3166_2": "IN-MH",
    "type": "state",
    "level": 1,
    "parent_id": null,
    "native": "महाराष्ट्र",
    "population": 112374333,
    "translations": "{\"kr\":\"마하라슈트라\",\"de\":\"Maharashtra\",\"fr\":\"Maharashtra\",\"cn\":\"马哈拉施特拉邦\"}",
    "wikiDataId": "Q1191"
  }
]

{
  "error": "No States/Regions found."
}

{
  "error": "Unauthorized. You shouldn't be here."
}