Area Code +44-1438-(388000...388999) located in Stevenage, Hertfordshire (HRT), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1438 Subscriber Number From : 388000 Subscriber Number To : 388999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Tesla Dynamic Ltd Click here to buy United Kingdom Area Code Database Other Information Language Code : en (English) Country Number : 826 (United Kingdom) Country Code : GB (United Kingdom) Region Code : HRT Region Name : Hertfordshire City : Stevenage Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.9000 Longitude : -0.2000 ‹ previous : +44-1438-(387000...387999) next › : +44-1438-(389000...389999) Dialling Instructions For trunk calls: 0 1438 388000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1438 388000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 388000 ~ 388999 (Count: 1,000) Example: +44-1438-388000 / 0044-1438-388000 (01438-388000 / 0-1438-388000) +44-1438-388001 / 0044-1438-388001 (01438-388001 / 0-1438-388001) +44-1438-388002 / 0044-1438-388002 (01438-388002 / 0-1438-388002) +44-1438-388003 / 0044-1438-388003 (01438-388003 / 0-1438-388003) +44-1438-388004 / 0044-1438-388004 (01438-388004 / 0-1438-388004) ...+44-1438-xxxxxx / 0044-1438-xxxxxx (01438-xxxxxx / 0-1438-xxxxxx) ...+44-1438-388995 / 0044-1438-388995 (01438-388995 / 0-1438-388995) +44-1438-388996 / 0044-1438-388996 (01438-388996 / 0-1438-388996) +44-1438-388997 / 0044-1438-388997 (01438-388997 / 0-1438-388997) +44-1438-388998 / 0044-1438-388998 (01438-388998 / 0-1438-388998) +44-1438-388999 / 0044-1438-388999 (01438-388999 / 0-1438-388999)