Reference Data Rate Center Directory WENDELIN, IL Rate Center WENDELIN — IL Data last updated: March 10, 2026 LATA 978 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 38.83337970000001, -88.2728205 Area Codes 618 Top Carriers Carrier OCN NXX Count FRONTIER NORTH, INC. - IL 1036 1
