NPA-NXX - 641-665

This is the 641-665 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. 641
3. 641-665

The 641-665 subcode mainly covers New Haven in Mitchell county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Iowa state. Many of the numbers in this subcode are Regular Landline registered to Omni Tel Communications. We hear they employ a large number of people in the Iowa office.
Recently there have been an increase in reported calls, we've had over 10776 comments across our systems for the 641-665 subcode.