618-963 phone numbers

Numbers 618-963-0000 to 618-963-9999 are assigned to Frontier North, Inc. in Enfield, IL. 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 618-963-1xxx, 618-963-3xxx, 618-963-4xxx, 618-963-7xxx, 618-963-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 618-963