CPCCambodiaPostalCode Dev
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CPCCambodiaPostalCode Dev

REST API for Cambodia address data — provinces, districts, communes, and villages. Free to start, no credit card required.

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Free API — no credit card required

Docs

  • Introduction
  • Quick Start
  • API Reference
  • Authentication
  • Error Codes
  • Rate Limits

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  • Use Cases
  • Dashboard
  • API Keys
  • Changelog
  • Status

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CambodiaPostalCode Dev
CambodiaPostalCode Dev
DocsAPI ReferenceHomeIntroduction
API ReferenceGet all provinces GETGet province by ID GETGet districts by province GETGet district by ID GETGet communes by district GETGet commune by ID GETGet villages by commune GETGet village by ID GETSearch administrative units GETLookup postal code GET
Error HandlingRate LimitsSDKs & Libraries
Resources

Rate Limits

API rate limiting and quota information

Rate Limiting

API requests are rate-limited to ensure fair usage and service stability.

Limits

PlanRequests/minRequests/month
Free6001,000

Rate Limit Headers

Every response includes headers indicating your current usage:

HeaderDescription
X-RateLimit-LimitMaximum requests per minute
X-RateLimit-RemainingRemaining requests in the current window
X-RateLimit-ResetUnix timestamp when the limit resets

Exceeding Limits

When you exceed the rate limit, the API returns a 429 Too Many Requests response:

{
  "success": false,
  "error": {
    "code": "RATE_LIMIT_EXCEEDED",
    "message": "Rate limit exceeded. Try again in 42 seconds.",
    "details": {
      "retry_after": 42
    }
  }
}

Best Practices

  • Cache responses client-side to reduce API calls
  • Use exponential backoff for retries
  • Monitor your X-RateLimit-Remaining header

Error Handling

Understand API error responses and status codes

SDKs & Libraries

Official and community SDKs for the Cambodia Postal Code API