Is this number
real?
Validate, format and identify phone numbers from 240+ countries. Mobile or landline, the right format for your CRM, all checked in your browser.
Validate a list
One number per line, up to thousandsbulk
Local numbers as
Results show up herePaste from a spreadsheet, CRM export or chat. Formatting is ignored.
How it works
Never leaves your device
Parsing and validation run in your browser. No API call, no logging, no list of numbers sitting on someone's server.
Every numbering plan
Rules for 245 countries and territories: valid ranges, lengths and line types, updated as regulators assign new blocks.
Formats for every system
E.164 for your database and SMS APIs, international for humans, national for local dialing, RFC 3966 for tel: links.