Reference Data Rate Center Directory ELDRED, IL Rate Center ELDRED — IL Data last updated: March 10, 2026 LATA 376 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 39.2875475, -90.5523438 Area Codes 217 Top Carriers Carrier OCN NXX Count FRONTIER NORTH, INC. - IL 1015 1
