Canadial Know Who Called
← Area code 309

309-340 phone numbers

Numbers 309-340-0000 to 309-340-9999 are assigned to T-Mobile USA, Inc. in Peoria, IL. 4 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 309-340