Lookup › Area code 309
309 Area Code — Peoria, Illinois
Area code 309 serves Peoria, IL.
Most looked-up 309 numbers
- 309-423-4234
- 309-309-3051
- 309-935-5368
- 309-351-3303
- 309-447-7275
- 309-233-6191
- 309-241-6755
- 309-877-0708
- 309-643-3849
- 309-322-8841
- 309-857-5166
- 309-361-4539
Phone prefixes in 309
- 309-423
- 309-309
- 309-935
- 309-351
- 309-447
- 309-233
- 309-241
- 309-877
- 309-643
- 309-322
- 309-857
- 309-361
- 309-712
- 309-363
- 309-219
- 309-863
- 309-635
- 309-922
Carriers serving 309
- At&t (7 numbers)
- Verizon (4 numbers)
- T-Mobile (2 numbers)
- Ip Horizon, LLC (1 numbers)
- Twilio (1 numbers)
- Teleport Communications Americ (1 numbers)
- Henry County Telephone Co. (1 numbers)
Frequently asked questions
Where is area code 309?
Area code 309 serves Peoria, IL.
What prefixes are in area code 309?
Phone2.io tracks 18 phone prefixes in area code 309, with carrier and spam-report data on individual numbers.
More about area code 309
Area code 309 overview, history, and local numbers · Get a IL phone number
Last updated: January 19, 2026