Twit2Tel, is a web service that allows you to call your twitter friends without even knowing theirs or revealing your contact number.Each active twitter user account is associated with a voicemail,which can be used for free.So from now on you can voicemail or call your favorite celebrity in your own voice.
This service harness the power of twitter and VoIP to present you with a free service. All you need to have is an active Twitter account .Once you sign-in using their homepage, you will be requested to authorize your account.Click the “Create a Free Account” button under the Add Your number on the Homepage.Now under settings, enter the telephone number which you like to be linked to your Twitter username.They assure that your phone numbers will be kept private and secure. Click Update next to the number .Now, inorder to call your friend just tweet : @twit2tel call <USER>.
Why waiting, start calling your twitter friends right away 🙂