NPA-NXX - 208-421

This is the 208-421 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. 208
3. 208-421

The 208-421 subcode mainly covers Twin Falls in Twin Falls county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Idaho state. Many of the numbers in this subcode are Cellular (Dedicated) registered to Verizon Wireless. We hear they employ a large number of people in the Idaho office.
Recently there have been an increase in reported calls, we've had over 77230 comments across our systems for the 208-421 subcode.