Reference Data Rate Center Directory POLLOCK, SD Rate Center POLLOCK — SD Data last updated: March 10, 2026 LATA 640 State SD Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 45.90113475539499, -100.2897802545993 Area Codes 605 Top Carriers Carrier OCN NXX Count VALLEY TELECOM COOP. ASSN., INC. 1685 1
