620-708 phone numbers

Numbers 620-708-0000 to 620-708-9999 are assigned to Level 3 Communications, LLC in Hutchinson, KS. 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 620-708-3xxx, 620-708-5xxx, 620-708-7xxx, 620-708-8xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 620-708