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City Carrier Name:Welwyn Garden City
This is the United Kingdom City Carrier Name:Welwyn Garden City 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 |
|---|---|---|---|---|
| Hertfordshire | 1707 | 440000 | 440999 | G |
| Hertfordshire | 1707 | 550000 | 550999 | G |
| Hertfordshire | 1707 | 551000 | 551999 | G |
| Hertfordshire | 1707 | 552000 | 552999 | G |
| Hertfordshire | 1707 | 586000 | 586999 | G |
| Hertfordshire | 1707 | 592000 | 592999 | G |
| Hertfordshire | 1707 | 596000 | 596999 | G |
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