Reference Data Rate Center Directory STICKNEY, SD Rate Center STICKNEY — SD Data last updated: March 10, 2026 LATA 640 State SD Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 43.58925355941369, -98.43751370227834 Area Codes 605 Top Carriers Carrier OCN NXX Count MIDSTATE COMMUNICATIONS, INC. 1670 1
