你的电话号码用英语可以说作 "telephone number"。telephone 这个词来源于希腊语，意思是 "far" 和 "sight"，因为电话可以让人们在远处交流。例如，你可以说：

Can you please give me your telephone number?

My telephone number is 555-555-5555.

I need to call you, what's your telephone number?

Please enter your telephone number to complete the registration.

希望这些例句能够帮助你。