area-codes

Free US ZIP code API — examples, embeddable widgets, and public-domain reference data. Powered by zipcodeandcounty.com

Twelve free JSON APIs by IPNOVA, no key needed: BIN lookup, IP intelligence, SWIFT, IBAN, bank holidays, MAC vendors, postal codes, phone numbers, airports, HS tariff codes, disposable email, VIN decoder. One key for all at api.ipnova.com

North American (NANP) area-code & phone-number MCP

Philippine telephone area code lookup and validation

Open Syrian telecom numbering reference dataset with country code, fixed area codes, mobile prefixes, operators, ranges, schemas, and source attribution.