Bulk phone validation and lead validation with Google's libphonenumber: line type, country, timezone, location and E.164/international/national/RFC 3966 formats. Carrier lookup where libphonenumber data is available. Clean your lead lists before you dial.
1 review with text —
too few to summarize. We do not read themes off 1 data point;
the stars above are all anyone has.
Recorded changes
showing 3 of 6 in the last 30 days · followers get all 6 by email
2026-09-01searchKeyword rank moveleft top-10 for “carrier” (#10 → #11)—on record
2026-08-28searchKeyword rank moveentered top-10 for “carrier” (#57 → #10)—on record
2026-08-28searchKeyword rank moveleft top-10 for “form” (#10 → outside top 100)—on record
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Phone Number Validator — Lead Validation, Line Type & Carrier