628-283 phone numbers

Numbers 628-283-0000 to 628-283-9999 are assigned to T-Mobile USA, Inc. (rate centre SNFC MT-EV, CA, NANPA abbreviation). 6 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 628-283