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← Area code 309

309-220 phone numbers

Numbers 309-220-0000 to 309-220-9999 are assigned to Onvoy, LLC in Washburn, IL. 5 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 309-220