618-265 phone numbers

Numbers 618-265-0000 to 618-265-9999 are assigned to Frontier North, Inc. in New Haven, IL. 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 618-265-0xxx, 618-265-1xxx, 618-265-4xxx, 618-265-5xxx, 618-265-6xxx, 618-265-7xxx, 618-265-8xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 618-265