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Region Carrier Name:Hertfordshire

This is the United Kingdom Region Carrier Name:Hertfordshire Area Code Database page list. You can click the title to browse the detail information.
Region Code: HRT
City National Destination Code Sn from Sn to Number Type
Bishops Stortford 1279 931000 931999 G
Stevenage 1438 531000 531999 G
Hitchin 1462 380000 380999 G
Welwyn Garden City 1707 562000 562999 G
St Albans 1727 581000 581999 G
Royston 1763 742000 742999 G
Watford 1923 557000 557999 G
Lea Valley 1992 242000 242999 G