Reference Data
Rate Center Directory
RIO, WI Rate Center

RIO — WI

Data last updated: June 25, 2026

LATA
356
State
WI
Area Codes
1
Exchanges (NXX)
2
Carriers
2
Coordinates
43.44785957613601, -89.24065122624783

Area Codes

920

Top Carriers

CarrierOCNNXX Count
BRIGHTSPEED OF SOUTHERN WISCONSIN, LLC09311
ONVOY, LLC - WI225C1