Reference Data Rate Center Directory BLAIR, IL Rate Center BLAIR — IL Data last updated: March 10, 2026 LATA 362 State IL Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 38.04428557659933, -89.74199724678748 Area Codes 618 Top Carriers Carrier OCN NXX Count EGYPTIAN TEL. COOP. ASSN. 1003 1
