NPA-NXX - 878-999

This is the 878-999 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 878-999 subcode mainly covers Pittsburgh in Allegheny county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Pennsylvania state. Many of the numbers in this subcode are Regular Landline registered to Neutral Tandem. We hear they employ a large number of people in the Pennsylvania office.
Recently there have been an increase in reported calls, we've had over 1223348 comments across our systems for the 878-999 subcode.

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628-225-6919 228-223-8059 570-492-6520 917-563-2071 602-425-5826
610-620-6299 917-768-8605 508-560-9753 346-331-8779 301-846-6695