NPA-NXX - 563-380

This is the 563-380 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. 563
3. 563-380

The 563-380 subcode mainly covers Decorah in Winneshiek 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 Cellular (Dedicated) registered to U.s. Cellular. 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 21056 comments across our systems for the 563-380 subcode.