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← Area code 319

319-405 phone numbers

Numbers 319-405-0000 to 319-405-9999 are assigned to Bandwidth.com CLEC, LLC in Anamosa, IA. 4 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 319-405-5xxx, 319-405-6xxx, 319-405-8xxx, 319-405-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 319-405