NPA-NXX - 510-320

This is the 510-320 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!

The 510-320 subcode mainly covers Fremont-newark in Alameda county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of California 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 California office.
Recently there have been an increase in reported calls, we've had over 1510271 comments across our systems for the 510-320 subcode.

Looking for a different number? Follow a link below to see our recently active.

978-289-1187 334-418-3498 480-882-9165 917-631-3497 320-345-8112
304-846-4842 209-206-8691 252-385-9143 724-931-4973 847-551-7053