| 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 |
|---|---|---|---|
| 309-752 | East Moline | Rock Island | Landline |
| 309-453 | Peoria | Peoria | Wireless |
| 309-550 | Peoria | Peoria | Landline |
| 309-587 | New Boston | Mercer | Landline |
| 309-662 | Bloomington | Mclean | Landline |
| 309-308 | Peoria | Peoria | Wireless |
| 309-836 | Macomb | Mcdonough | Landline |
| 309-279 | Peoria | Peoria | Landline |
| 309-203 | East Moline | Rock Island | Wireless |
| 309-412 | Peoria | Peoria | Landline |
| 309-302 | Hampton | Rock Island | Landline |
| 309-697 | Peoria | Peoria | Landline |
| 309-572 | Dunlap | Peoria | Landline |
| 309-307 | Bloomington | Mclean | Wireless |
| 309-434 | Bloomington | Mclean | Landline |
| 309-796 | East Moline | Rock Island | Landline |
| 309-732 | Rock Island | Rock Island | Landline |
| 309-428 | Peoria | Peoria | Wireless |
| 309-418 | Peoria | Peoria | Landline |
| 309-534 | Milan | Rock Island | Landline |