NPA-NXX - 973-979

This is the 973-979 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. 973
3. 973-979

The 973-979 subcode mainly covers Caldwell in Essex county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of New Jersey 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 Jersey office.
Recently there have been an increase in reported calls, we've had over 783969 comments across our systems for the 973-979 subcode.