319-308 phone numbers

Numbers 319-308-0000 to 319-308-9999 are assigned to Verizon Wireless (rate centre FT MADISON, IA, NANPA abbreviation). 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 319-308-2xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 319-308