Reference Data Rate Center Directory GILMANCITY, MO Rate Center GILMANCITY — MO Data last updated: March 10, 2026 LATA 524 State MO Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 40.13984353736301, -93.87270638661217 Area Codes 660 Top Carriers Carrier OCN NXX Count GRAND RIVER MUTUAL TEL CO 1888 1
