Free Sao Tome And Principe phone number validator

Check any Sao Tome And Principe number (+239): valid or not, mobile or landline, original carrier, and the correct international format.

How Sao Tome And Principe numbers are written

Country code +239. Locally: 981 2345. Internationally: +239 981 2345.

Validate Sao Tome And Principe numbers in bulk or by API

Clean a CSV of up to 50,000 numbers, or call the API from your app or AI agent with "default_country": "ST". 250 free lookups.

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