Area Code and Exchange (920) 231 in Wisconsin
Exchange Code 231 for Area Code 920 covers the city of Oshkosh, Winnebago County in the State of Wisconsin. It is centered at N 44º 1' 28.94", W 88º 32' 33.41". This Exchange Code was introduced on 6 July 1997 and is designated as being used for Landline telephones.
This Exchange covers telephone numbers ranging from (920) 231-0000 to (920) 231-9999.
In this Exchange Code there are 1 telephone numbers that have been the subject of complaints to the FCC and 83 telephone numbers that our research shows belong to legitimate businesses.
Technical Information for Exchange (920) 231
NXX/Exchange Code: 231
Rate Center: OSHKOSH
Time Zone: CST
Exchange Status: Active
NXX Intro Date: 6 July 1997
CBSA Code: 36780
Number Pooling: No
Telephone numbers subject to FCC Complaints in Exchange (920) 231 1
Businesses and other Entities in Exchange (920) 231 158
Below are details of all of the legitimate businesses and other entities that we have identified within this Exchange Code.