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City Carrier Name:Helmsley
This is the United Kingdom City Carrier Name:Helmsley 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 |
|---|---|---|---|---|
| North Yorkshire | 1439 | 330000 | 330999 | G |
| North Yorkshire | 1439 | 336000 | 336999 | G |
| North Yorkshire | 1439 | 337000 | 337999 | G |
| North Yorkshire | 1439 | 338000 | 338999 | G |
| North Yorkshire | 1439 | 339000 | 339999 | G |
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