Reference Data Rate Center Directory TIMBERLAKE, SD Rate Center TIMBERLAKE — SD Data last updated: March 10, 2026 LATA 640 State SD Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 45.42950453805754, -101.0744796111412 Area Codes 605 Top Carriers Carrier OCN NXX Count QWEST CORPORATION 9631 1
