Canadial Know Who Called
← Area code 618

618-450 phone numbers

Numbers 618-450-0000 to 618-450-9999 are assigned to Twilio International, Inc. (rate centre MT CARMEL, IL, NANPA abbreviation). 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 618-450-0xxx, 618-450-1xxx, 618-450-2xxx, 618-450-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 618-450