NPA-NXX - 580-689

This is the 580-689 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. 580
3. 580-689

The 580-689 subcode mainly covers May in Harper county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Oklahoma state. Many of the numbers in this subcode are Regular Landline registered to Pioneer Telephone Cooperative. We hear they employ a large number of people in the Oklahoma office.
Recently there have been an increase in reported calls, we've had over 3685 comments across our systems for the 580-689 subcode.