Area Code +44-1923-(270000...279999) located in Watford, Hertfordshire (HRT), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1923 Subscriber Number From : 270000 Subscriber Number To : 279999 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 : BT 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 : Watford Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.6500 Longitude : -0.4000 ‹ previous : +44-1923-(260000...269999) next › : +44-1923-(280000...289999) Dialling Instructions For trunk calls: 0 1923 270000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1923 270000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 270000 ~ 279999 (Count: 10,000) Example: +44-1923-270000 / 0044-1923-270000 (01923-270000 / 0-1923-270000) +44-1923-270001 / 0044-1923-270001 (01923-270001 / 0-1923-270001) +44-1923-270002 / 0044-1923-270002 (01923-270002 / 0-1923-270002) +44-1923-270003 / 0044-1923-270003 (01923-270003 / 0-1923-270003) +44-1923-270004 / 0044-1923-270004 (01923-270004 / 0-1923-270004) ...+44-1923-xxxxxx / 0044-1923-xxxxxx (01923-xxxxxx / 0-1923-xxxxxx) ...+44-1923-279995 / 0044-1923-279995 (01923-279995 / 0-1923-279995) +44-1923-279996 / 0044-1923-279996 (01923-279996 / 0-1923-279996) +44-1923-279997 / 0044-1923-279997 (01923-279997 / 0-1923-279997) +44-1923-279998 / 0044-1923-279998 (01923-279998 / 0-1923-279998) +44-1923-279999 / 0044-1923-279999 (01923-279999 / 0-1923-279999)