NPA-NXX - 313-721
This is the 313-721 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 313-721 subcode mainly covers Detroit 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 T-mobile. 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 313-721 subcode.
Looking for a different number? Follow a link below to see our recently active.
650-550-8156 973-351-3107 720-755-7250 347-242-7861 414-553-7397347-341-9984 913-221-8539 903-656-7286 330-839-4421 832-344-1875