641-548 phone numbers

Numbers 641-548-0000 to 641-548-9999 are assigned to T-Mobile USA, Inc. in Mason City, IA. 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 641-548-1xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 641-548