EuropeBr — ISO 4217

Belarusian Ruble (BYN) Exchange Rate API

Get live Belarusian Ruble (BYN) to USD exchange rates via REST API. Rates updated every 4 hours from dual sources. Used by Belarus.

Fetch BYN rates in seconds

One endpoint, one header. No OAuth, no webhooks required.

JavaScript / TypeScriptGET /v1/exchange-rates/BYN
// Fetch BYN exchange rate
const response = await fetch(
  'https://api.apogeoapi.com/v1/exchange-rates/BYN',
  { headers: { 'X-API-Key': 'your_api_key' } }
);

const data = await response.json();
// {
//   "currency": "BYN",
//   "usdRate": 1.08,        // 1 BYN = X USD
//   "lastUpdated": "2026-04-05T10:00:00Z",
//   "stale": false
// }
Bundled with country dataGET /v1/countries/{ISO2}
// Countries using BYN also include currencyRate in their response:
GET /v1/countries/{ISO2}
// { ..., "currencyRate": { "usdRate": 1.08, "currency": "BYN" } }

Why use ApogeoAPI for BYN rates?

Live rates

BYN to USD rates updated every 4 hours from ExchangeRate-API with Frankfurter as automatic fallback. Stale flag included if refresh fails.

161 currencies

USD, EUR, GBP, ARS, BRL and 156 more — all available under the same subscription. No per-currency pricing.

Bundled with geo data

Countries that use BYN return currencyRate inline — no extra API call needed. Cities, states, IP geo all in one response.

Countries using BYN

All of these countries return BYN exchange rate data in their API responses.

Belarus

Other Europe currencies

All supported via the same endpoint and subscription.

Start fetching BYN rates today

14-day free trial. No credit card required. 161 currencies included.