Reference Data Rate Center Directory DALTONCITY, IL Rate Center DALTONCITY — IL Data last updated: March 10, 2026 LATA 374 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 39.71054442831299, -88.803645140001 Area Codes 217 Top Carriers Carrier OCN NXX Count FRONTIER NORTH, INC. - IL 1015 1
