It means "passport number".
My phone number is...
Cual es tu numero de telefono in English literally translates to "What is your number of phone?" Which really means "What's your phone number?"
English, dude. English.
It means "327What is your phone number27"
Dame tu numero de telefono means give me your telephone number
cual es tu numero de telefono = what is your phone number cual es el numero de telefono = what is the phone number
I have your number.
'I (have) lost my telephone number. Can you lend me yours?'
Numero de meid de digitos
mobile-phone/cellphone number
it means who is calling from this number? who are you?
"Tell me your phone number."