NPA-NXX - 320-556

This is the 320-556 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. 320
3. 320-556

The 320-556 subcode mainly covers Bock in Mille Lacs county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Minnesota state. Many of the numbers in this subcode are Regular Landline registered to Benton Cooperative Telephone Company. We hear they employ a large number of people in the Minnesota office.
Recently there have been an increase in reported calls, we've had over 26097 comments across our systems for the 320-556 subcode.