Canadial Know Who Called
← Area code 641

641-400 phone numbers

Numbers 641-400-0000 to 641-400-9999 are assigned to Onvoy, LLC in Humeston, IA. 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 641-400-3xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 641-400