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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 |
|---|---|---|---|---|
| Maryland | 443 | 2760000 | 2760999 | G |
| Maryland | 443 | 2761000 | 2761999 | G |
| Maryland | 443 | 2762000 | 2762999 | G |
| Maryland | 443 | 2764000 | 2764999 | G |
| Maryland | 443 | 2765000 | 2765999 | G |
| Maryland | 443 | 2766000 | 2766999 | G |
| Maryland | 443 | 2767000 | 2767999 | G |
| Maryland | 443 | 2769000 | 2769999 | G |
| Maryland | 443 | 5187000 | 5187999 | G |
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