618-454 phone numbers

Numbers 618-454-0000 to 618-454-9999 are assigned to Mediacom Telephony of Illinois, LLC in Oblong, IL. 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 618-454-0xxx, 618-454-1xxx, 618-454-2xxx, 618-454-3xxx, 618-454-5xxx, 618-454-7xxx, 618-454-8xxx, 618-454-9xxx — calls from these use spoofed caller IDs.

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 618-454