Reference Data Rate Center Directory ARGENTA, IL Rate Center ARGENTA — IL Data last updated: March 10, 2026 LATA 374 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 39.98387429774954, -88.82137526579756 Area Codes 217 Top Carriers Carrier OCN NXX Count FRONTIER NORTH, INC. - IL 1015 1
