773-701 phone numbers

Numbers 773-701-0000 to 773-701-9999 are assigned to T-Mobile USA, Inc. (rate centre CHICGOZN10, IL, NANPA abbreviation). 4 of its ten thousand-number blocks are assigned to other carriers (number pooling).

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

Reported numbers in 773-701