NPA-NXX - 408-543
This is the 408-543 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 408-543 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 At&t California. 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 408-543 subcode.
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585-391-2655 718-398-3096 928-542-8763 906-285-8838 224-206-9867516-804-9347 614-952-7029 732-682-7209 863-589-5807 214-765-3254