NPA-NXX - 575-551

This is the 575-551 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!

1. Area Codes
2. 575
3. 575-551

The 575-551 subcode mainly covers Alamogordo in Otero county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of New Mexico state. Many of the numbers in this subcode are Cellular (Dedicated) registered to At&t Mobility. We hear they employ a large number of people in the New Mexico office.
Recently there have been an increase in reported calls, we've had over 63797 comments across our systems for the 575-551 subcode.