Area Code +44-1923-(319000...319999) 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 : 319000 Subscriber Number To : 319999 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 : Vodafone Ltd (Thus) 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-(318000...318999) next › : +44-1923-(320000...320999) Dialling Instructions For trunk calls: 0 1923 319000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1923 319000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 319000 ~ 319999 (Count: 1,000) Example: +44-1923-319000 / 0044-1923-319000 (01923-319000 / 0-1923-319000) +44-1923-319001 / 0044-1923-319001 (01923-319001 / 0-1923-319001) +44-1923-319002 / 0044-1923-319002 (01923-319002 / 0-1923-319002) +44-1923-319003 / 0044-1923-319003 (01923-319003 / 0-1923-319003) +44-1923-319004 / 0044-1923-319004 (01923-319004 / 0-1923-319004) ...+44-1923-xxxxxx / 0044-1923-xxxxxx (01923-xxxxxx / 0-1923-xxxxxx) ...+44-1923-319995 / 0044-1923-319995 (01923-319995 / 0-1923-319995) +44-1923-319996 / 0044-1923-319996 (01923-319996 / 0-1923-319996) +44-1923-319997 / 0044-1923-319997 (01923-319997 / 0-1923-319997) +44-1923-319998 / 0044-1923-319998 (01923-319998 / 0-1923-319998) +44-1923-319999 / 0044-1923-319999 (01923-319999 / 0-1923-319999)