| General Information about Area Code 309 | |
|---|---|
| Country | United States |
| State / Province / Territory | Illinois |
| Major City | Peoria |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 309-531 | Bloomington | Mclean | Wireless |
| 309-463 | Varna | Marshall | Landline |
| 309-498 | Heyworth | Mclean | Landline |
| 309-406 | Peoria | Peoria | Landline |
| 309-444 | Washington | Tazewell | Landline |
| 309-258 | Peoria | Peoria | Wireless |
| 309-268 | Bloomington | Mclean | Landline |
| 309-238 | Wyoming | Stark | Wireless |
| 309-768 | Kirkwood | Warren | Landline |
| 309-367 | Metamora | Woodford | Landline |
| 309-460 | Lowpoint | Woodford | Landline |
| 309-429 | Moline | Rock Island | Wireless |
| 309-975 | Avon | Fulton | Landline |
| 309-948 | Moline | Rock Island | Landline |
| 309-724 | Ellsworth | Mclean | Landline |
| 309-683 | Peoria | Peoria | Landline |
| 309-889 | Metamora | Woodford | Wireless |
| 309-824 | Bloomington | Mclean | Wireless |
| 309-596 | Viola | Mercer | Landline |
| 309-275 | Bloomington | Mclean | Wireless |