Area Code +44-1644-(540000...549999) located in New Galloway, Dumfries and Galloway (DGY), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1644 Subscriber Number From : 540000 Subscriber Number To : 549999 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 : Telecoms World Direct 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 : DGY Region Name : Dumfries and Galloway City : New Galloway Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 55.0800 Longitude : -4.1400 ‹ previous : +44-1644-(530000...539999) next › : +44-1644-(550000...559999) Dialling Instructions For trunk calls: 0 1644 540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1644 540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 540000 ~ 549999 (Count: 10,000) Example: +44-1644-540000 / 0044-1644-540000 (01644-540000 / 0-1644-540000) +44-1644-540001 / 0044-1644-540001 (01644-540001 / 0-1644-540001) +44-1644-540002 / 0044-1644-540002 (01644-540002 / 0-1644-540002) +44-1644-540003 / 0044-1644-540003 (01644-540003 / 0-1644-540003) +44-1644-540004 / 0044-1644-540004 (01644-540004 / 0-1644-540004) ...+44-1644-xxxxxx / 0044-1644-xxxxxx (01644-xxxxxx / 0-1644-xxxxxx) ...+44-1644-549995 / 0044-1644-549995 (01644-549995 / 0-1644-549995) +44-1644-549996 / 0044-1644-549996 (01644-549996 / 0-1644-549996) +44-1644-549997 / 0044-1644-549997 (01644-549997 / 0-1644-549997) +44-1644-549998 / 0044-1644-549998 (01644-549998 / 0-1644-549998) +44-1644-549999 / 0044-1644-549999 (01644-549999 / 0-1644-549999)