French phrase
Voici mon numéro de téléphone.
Meaning
Here is my phone number.
When to use it
Shows one's phone number to someone. Natural when sharing a number in casual or slightly polite situations.
Example dialogue
Si tu veux, Voici mon numéro de téléphone.
If you want, here is my phone number.
Merci, je note ton numéro.
Thanks, I'll write down your number.