← Area code 708
708-977 phone numbers
Numbers 708-977-0000 to 708-977-9999 are assigned to New Cingular Wireless PCS, LLC in Roselle, IL.
Not assigned to any carrier: 708-977-2xxx, 708-977-3xxx, 708-977-4xxx, 708-977-5xxx, 708-977-6xxx, 708-977-7xxx, 708-977-8xxx, 708-977-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.