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← Area code 414

414-409 phone numbers

Numbers 414-409-0000 to 414-409-9999 are assigned to Teleport Communications America, LLC Wi (rate centre MILWAUKZN3, WI, NANPA abbreviation). 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

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

Reported numbers in 414-409