708-564 phone numbers

Numbers 708-564-0000 to 708-564-9999 are assigned to Level 3 Communications, LLC in Thornton, IL. 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 708-564-1xxx, 708-564-6xxx, 708-564-7xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 708-564