I'm sorry to hear that you are having issues with your new iPhone 5's Caller Id. Let's get this issue resolved for you. If the number is not showing up when you call other people, please dial *228 send and select option 1. If this does not resolve the issue, please complete the following soft reset on your iPhone 5 http://bit.ly/RfHijN. Please let us know if this resolves your issue.
Please follow us on Twitter @VZWSUPPORT