NPA-NXX - 617-639

This is the 617-639 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. 617
3. 617-639

The 617-639 subcode mainly covers Quincy in Norfolk 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 Regular Landline registered to Level 3. 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 670850 comments across our systems for the 617-639 subcode.