French phrase
Son numéro est ~.
Meaning
That person's phone number is ___.
When to use it
Used to state a person's phone number. It suits a neutral contact-sharing context.
Example dialogue
Tu veux l'appeler ?
Do you want to call that person?
Son numéro est +33 6 12 34 56 78.
That person's phone number is +33 6 12 34 56 78.