CenturyLink in Larsen, WI
These numbers are located in the city of Larsen part of Winnebago county. There are a few other subcodes that cover this area as well so take care not to confuse them.
Winnebago county is situated in Wisconsin and operates CT (UTC -06:00) time. This number group covers the 54947, 54942, 54952, & 54956 zip codes.