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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 | 3371000 | 3371999 | G |
| Connecticut | 860 | 3372000 | 3372999 | G |
| Connecticut | 860 | 3374000 | 3374999 | G |
| Connecticut | 860 | 3376000 | 3376999 | G |
| Connecticut | 860 | 3591000 | 3591999 | G |
| Connecticut | 860 | 3592000 | 3592999 | G |
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