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City Carrier Name:Oswego
This is the United States City Carrier Name:Oswego 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 | 630 | 5510000 | 5510999 | G |
| Illinois | 630 | 5511000 | 5511999 | G |
| Illinois | 630 | 5512000 | 5512999 | G |
| Illinois | 630 | 5513000 | 5513999 | G |
| Illinois | 630 | 5514000 | 5514999 | G |
| Illinois | 630 | 5517000 | 5517999 | G |
| Illinois | 630 | 5540000 | 5549999 | G |
| Illinois | 630 | 6365000 | 6365999 | G |
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