Phone Number Generator

Generate local-format phone number test data in batches.

Create batches of sample phone numbers without sending data anywhere. Choose a country and generate 10,000 to 1,000,000 locally formatted examples, or enter one or more phone segments to enumerate a specific range. The extension uses country dialing rules and mobile-prefix metadata to produce structurally plausible examples. Generated numbers are sample data only. They are not checked, verified, assigned, reachable, or owned by anyone. Features: • Generate 10,000 to 1,000,000 sample numbers • Generate numbers randomly by country • Generate numbers from specified phone segments • Copy or download the complete result • Preview a small sample while keeping the full result available • Process everything locally in your browser Your selected country and generator preferences are stored with Chrome storage. The extension has no host permissions and makes no network requests.