# Phone number statistics

Indicators in this group count phone numbers. They return the count for each phone number format.

They validate the phone formats using the org.talend.libraries.google.libphonumber library.

- Valid phone number count: computes the valid phone numbers.

- Possible phone number count: computes the supposed valid phone numbers.

- Valid region code number count: computes phone numbers with valid region code.

- Invalid region code count. computes phone numbers with invalid region code.

- Well formed national phone number count: computes well formatted national phone numbers.

- Well formed international phone number count: computes the international phone numbers that respect the international phone format (phone numbers that start with the country code) .

- Well formed E164 phone number count: computes the international phone numbers that respect the international phone format ( maximum of fifteen digits written with a + prefix.

- Format Frequency Pie: shows the results of the phone number count in a pie chart divided into sectors.

Note that these indicators are only available when you select the Java engine in the analysis settings.