Reference Data Rate Center Directory NO KILGORE, SD Rate Center NO KILGORE — SD Data last updated: March 10, 2026 LATA 644 State SD Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 42.99870307140329, -100.9477054374208 Area Codes 605 Top Carriers Carrier OCN NXX Count GREAT PLAINS COMMUNICATIONS, INC. 1577 1
