562-870 phone numbers

Numbers 562-870-0000 to 562-870-9999 are assigned to T-Mobile USA, Inc. (rate centre ALAMITOS, CA, NANPA abbreviation). 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 562-870-7xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 562-870