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City Carrier Name:Columbia
This is the United States City Carrier Name:Columbia 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 |
|---|---|---|---|---|
| Connecticut | 860 | 2280000 | 2289999 | G |
| Connecticut | 860 | 3375000 | 3375999 | G |
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