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City Carrier Name:Ansonia-Derby
This is the United States City Carrier Name:Ansonia-Derby 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 | 203 | 9540000 | 9540999 | G |
| Connecticut | 203 | 9541000 | 9541999 | G |
| Connecticut | 203 | 9542000 | 9542999 | G |
| Connecticut | 203 | 9543000 | 9543999 | G |
| Connecticut | 203 | 9544000 | 9544999 | G |
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