Reference Data Rate Center Directory BETHESDA, IA Rate Center BETHESDA — IA Data last updated: March 10, 2026 LATA 644 State IA Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 40.842941380521, -95.10155630057 Area Codes 712 Top Carriers Carrier OCN NXX Count FARMERS MUTUAL TELEPHONE COMPANY 1174 1
