Reference Data Rate Center Directory WEST BEACH, MT Rate Center WEST BEACH — MT Data last updated: March 10, 2026 LATA 638 State MT Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 46.917216215295, -104.0501839297244 Area Codes 406 Top Carriers Carrier OCN NXX Count RESERVATION TEL. COOP. 1632 1
