Fonable
Phone

Phone number formatter

Convert a phone number into international, national, and E.164 formats.

Phone number

For example: +44 20 7946 0018. Choose a country for a national number.

A valid format does not confirm that a number is active, who owns it, or whether Fonable can reach it.

Open the web dialer

Fonable is a pay-as-you-go international calling service that runs in your browser.

Last updated: Sep 19, 2026