NPA-NXX - 231-728
This is the 231-728 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 231-728 subcode mainly covers Muskegon in Muskegon 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 Regular Landline registered to Frontier. 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 172188 comments across our systems for the 231-728 subcode.
Looking for a different number? Follow a link below to see our recently active.
845-262-5873 626-405-4321 440-802-5145 412-540-5801 951-210-3476954-362-1755 678-817-4895 440-320-9892 201-932-3708 720-439-2091