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City Carrier Name:De Kalb
This is the United States City Carrier Name:De Kalb Area Code Database page list. You can click the title to browse the detail information.
| Region Name | National Destination Code | Sn from | Sn to | Number Type |
|---|---|---|---|---|
| Illinois | 779 | 2123000 | 2123999 | M |
| Illinois | 779 | 4005000 | 4005999 | M |
| Illinois | 779 | 7770000 | 7770999 | M |
| Illinois | 779 | 7772000 | 7772999 | M |
| Illinois | 779 | 7774000 | 7774999 | X |
| Illinois | 779 | 7776000 | 7776999 | M |
| Illinois | 815 | 2174000 | 2174999 | M |
| Illinois | 815 | 5080000 | 5080999 | M |
| Illinois | 815 | 5081000 | 5081999 | M |
| Illinois | 815 | 5082000 | 5082999 | M |
| Illinois | 815 | 5083000 | 5083999 | M |
| Illinois | 815 | 5084000 | 5084999 | M |
| Illinois | 815 | 5085000 | 5085999 | M |
| Illinois | 815 | 5088000 | 5088999 | M |
| Illinois | 815 | 7645000 | 7645999 | M |
| Illinois | 815 | 9957000 | 9957999 | M |
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