CHESTER, SD Rate Center

CHESTER — SD

Data last updated: June 25, 2026

LATA

640

State

Area Codes

Exchanges (NXX)

Carriers

Coordinates

43.89507262703788, -96.92737328895336

Area Codes

Carrier	OCN	NXX Count
INTERSTATE TELECOM COOP, INC. - SD	1651	1