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Region Carrier Name:Illinois
This is the United States Region Carrier Name:Illinois Area Code Database page list. You can click the title to browse the detail information.
| City | National Destination Code | Sn from | Sn to | Number Type |
|---|---|---|---|---|
| Rock Island | 309 | 2920000 | 2929999 | M |
| Geneseo | 309 | 4899000 | 4899999 | M |
| Aledo | 309 | 6289000 | 6289999 | M |
| Rock Island | 309 | 6310000 | 6319999 | M |
| Rock Island | 309 | 6443000 | 6443999 | M |
| Kewanee | 309 | 8470000 | 8479999 | M |
| Rock Island | 309 | 9480000 | 9480999 | M |
| Rock Island | 309 | 9488000 | 9488999 | M |
| Rock Island | 309 | 9489000 | 9489999 | M |
| Sterling | 779 | 2458000 | 2458999 | M |
| Sterling | 779 | 2459000 | 2459999 | M |
| Galena | 815 | 4021000 | 4021999 | M |
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