SMS gateway number is a number that you use to either send SMS from your mobile phone or that your friends can use to send SMS to you from their mobile phones. You can also use these numbers to send email messages from your SMS phone.

Which number should I use?

You should always choose the number nearest to where you are, and your friends should use the number closest to where they are. In most cases, this will mean the mobile company will charge the lowest rate. ipipi has SMS gateway numbers in the following countries: