Area Code +44-5603-(540000...549999) located in VoIP, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 5603 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 : V (VoIP, Location Independent fixed land 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) City : VoIP Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.5100 Longitude : -0.1300 ‹ previous : +44-5603-(530000...539999) next › : +44-5603-(550000...559999) Dialling Instructions For trunk calls: 0 5603 540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 5603 540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 540000 ~ 549999 (Count: 10,000) Example: +44-5603-540000 / 0044-5603-540000 (05603-540000 / 0-5603-540000) +44-5603-540001 / 0044-5603-540001 (05603-540001 / 0-5603-540001) +44-5603-540002 / 0044-5603-540002 (05603-540002 / 0-5603-540002) +44-5603-540003 / 0044-5603-540003 (05603-540003 / 0-5603-540003) +44-5603-540004 / 0044-5603-540004 (05603-540004 / 0-5603-540004) ...+44-5603-xxxxxx / 0044-5603-xxxxxx (05603-xxxxxx / 0-5603-xxxxxx) ...+44-5603-549995 / 0044-5603-549995 (05603-549995 / 0-5603-549995) +44-5603-549996 / 0044-5603-549996 (05603-549996 / 0-5603-549996) +44-5603-549997 / 0044-5603-549997 (05603-549997 / 0-5603-549997) +44-5603-549998 / 0044-5603-549998 (05603-549998 / 0-5603-549998) +44-5603-549999 / 0044-5603-549999 (05603-549999 / 0-5603-549999)
