Install libphonenumber7 by entering the following commands in the terminal:
sudo apt update sudo apt install libphonenumber7
Description:
parsing/formatting/validating phone numbers
Google's common C++ and Java library for parsing, formatting, storing and validating international phone numbers. . This package contains the runtime libraries for C++ users.
Homepage: https://github.com/googlei18n/libphonenumber/
Version: 7.1.0-5ubuntu5
Section: libs