Write the next sentence in this paragraph:

How to dial to mexico
Dial your country's exit code.
In order to indicate to the telephone provider that the number being dialed should be directed to another country, a country-specific exit code must be dialed first. This allows the caller to essentially " exit " their own country.
Some countries share the same exit code as others, but there is no single exit code that can be used for all countries. See below for a list of exit codes.