217-312 phone numbers

Numbers 217-312-0000 to 217-312-9999 are assigned to Level 3 Communications, LLC in Owaneco, IL. 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 217-312-1xxx, 217-312-3xxx, 217-312-5xxx, 217-312-6xxx, 217-312-7xxx, 217-312-8xxx, 217-312-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 217-312