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← Area code 509

509-593 phone numbers

Numbers 509-593-0000 to 509-593-9999 are assigned to Level 3 Communications, LLC in Walla Walla, WA. 9 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 509-593