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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.
Aug 24, 2026
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