Reference Data Rate Center Directory MASON CITY, NE Rate Center MASON CITY — NE Data last updated: March 10, 2026 LATA 646 State NE Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 41.22422911625102, -99.30070708529901 Area Codes 308 Top Carriers Carrier OCN NXX Count NEBRASKA CENTRAL TEL. CO. 1574 1
