Reference Data
Rate Center Directory
SORUM, SD Rate Center

SORUM — SD

Data last updated: June 25, 2026

LATA
640
State
SD
Area Codes
1
Exchanges (NXX)
1
Carriers
1
Coordinates
45.45326909968366, -102.9343223498748

Area Codes

605

Top Carriers

CarrierOCNNXX Count
WEST RIVER COOPERATIVE TELEPHONE COMPANY16891