# getDefaultLocaleNameForRegionId
Returns a string with default locale name associated with region ID provided as a parameter.
It throws RangeError
when provided region ID is non-existent or invalid.
const { BlizzAPI } = require('blizzapi');
console.log(BlizzAPI.getDefaultLocaleNameForRegionId(1));
// "en_US"
console.log(BlizzAPI.getDefaultLocaleNameForRegionId(44));
// RangeError: 44 is not a valid parameter for getDefaultLocaleNameForRegionId()