NPA-NXX - 313-657

This is the 313-657 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!

The 313-657 subcode mainly covers Detroit Zone 5 in Wayne county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Michigan 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 Michigan office.
Recently there have been an increase in reported calls, we've had over 1820584 comments across our systems for the 313-657 subcode.

Looking for a different number? Follow a link below to see our recently active.

641-843-8553 540-246-9002 716-402-4652 410-891-5306 586-799-6661
480-747-9533 972-857-7972 781-918-8311 772-267-7404 248-878-4322