309-760 phone numbers

Numbers 309-760-0000 to 309-760-9999 are assigned to Level 3 Communications, LLC in Monmouth, IL. 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 309-760-2xxx, 309-760-5xxx, 309-760-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 309-760