NPA-NXX - 406-428
This is the 406-428 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 406-428 subcode mainly covers Grass Range in Fergus county. But other numbers maybe included as well.
We have a database of information derived from the public phone records of Montana state. Many of the numbers in this subcode are Regular Landline registered to Mid-rivers Telephone Cooperative. We hear they employ a large number of people in the Montana office.
Recently there have been an increase in reported calls, we've had over 11586 comments across our systems for the 406-428 subcode.
Looking for a different number? Follow a link below to see our recently active.
585-610-2140 734-680-7417 402-752-4029 610-238-2197 978-678-3841502-215-9982 657-278-7129 905-570-6822 714-475-2829 309-855-5610