Reference Data Rate Center Directory NORTHHAVRE, MT Rate Center NORTHHAVRE — MT Data last updated: March 10, 2026 LATA 648 State MT Area Codes 1 Exchanges (NXX) 2 Carriers 1 Coordinates 48.56199485049041, -109.6724270105993 Area Codes 406 Top Carriers Carrier OCN NXX Count TRIANGLE TEL. COOP. ASSN., INC. 2257 2
