Libphonenumber
A Google product
Disclosed by 2 companies
- ConnectWise
Tool for validating and formatting phone numbers
“Libphonenumber.appspot.com” source · checked Oct 24, 2026
- ScreenConnect
Validating and formatting phone numbers
United States
“Libphonenumber.appspot.com — Phone number validation tool” source · checked Oct 24, 2026