NPA-NXX - 929-378

This is the 929-378 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. 929
3. 929-378

The 929-378 subcode mainly covers New York City in Richmond county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of New York state. Many of the numbers in this subcode are Cellular (Dedicated) registered to T-mobile. We hear they employ a large number of people in the New York office.
Recently there have been an increase in reported calls, we've had over 468730 comments across our systems for the 929-378 subcode.