NPA-NXX - 715-778

This is the 715-778 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. 715
3. 715-778

The 715-778 subcode mainly covers Spring Valley in Pierce county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Wisconsin state. Many of the numbers in this subcode are Regular Landline registered to Spring Valley Telephone Company. We hear they employ a large number of people in the Wisconsin office.
Recently there have been an increase in reported calls, we've had over 41019 comments across our systems for the 715-778 subcode.