NPA-NXX - 413-561

This is the 413-561 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. 413
3. 413-561

The 413-561 subcode mainly covers Holyoke in Hampden county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Massachusetts state. Many of the numbers in this subcode are Cellular (Dedicated) registered to At&t Mobility. We hear they employ a large number of people in the Massachusetts office.
Recently there have been an increase in reported calls, we've had over 463490 comments across our systems for the 413-561 subcode.