NPA-NXX - 408-312

This is the 408-312 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 408-312 subcode mainly covers Sunnyvale in Santa Clara 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 Regular Landline registered to Xo Communications. 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 1781642 comments across our systems for the 408-312 subcode.

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

402-405-2537 720-977-3712 301-960-5106 304-587-7785 646-415-5681
610-618-1787 816-216-2172 908-847-2487 608-350-8792 859-357-5679