Reference Data Rate Center Directory STEVENSVL, MT Rate Center STEVENSVL — MT Data last updated: March 10, 2026 LATA 648 State MT Area Codes 1 Exchanges (NXX) 2 Carriers 2 Coordinates 46.50772747774097, -114.094330410077 Area Codes 406 Top Carriers Carrier OCN NXX Count AT&T - LOCAL 7421 1 QWEST CORPORATION 9636 1
