Reference Data Rate Center Directory MOUND CITY, IL Rate Center MOUND CITY — IL Data last updated: March 10, 2026 LATA 362 State IL Area Codes 1 Exchanges (NXX) 2 Carriers 1 Coordinates 37.08652535194127, -89.16222948821165 Area Codes 618 Top Carriers Carrier OCN NXX Count ILLINOIS BELL TEL CO 9329 2
