Reference Data
HERREID, SD Rate Center

HERREID — SD

Data last updated: March 10, 2026

LATA
640
State
SD
Area Codes
1
Exchanges (NXX)
1
Carriers
1
Coordinates
45.83562480943444, -100.0698985031944

Area Codes

605

Top Carriers

Carrier OCN NXX Count
VALLEY TELECOM COOP. ASSN., INC. 1685 1