Area Code +44-5601-(250000...259999) located in VoIP, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 5601 Subscriber Number From : 250000 Subscriber Number To : 259999 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 : +44-5601-(240000...249999) next › : +44-5601-(260000...269999) Dialling Instructions For trunk calls: 0 5601 250000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 5601 250000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 250000 ~ 259999 (Count: 10,000) Example: +44-5601-250000 / 0044-5601-250000 (05601-250000 / 0-5601-250000) +44-5601-250001 / 0044-5601-250001 (05601-250001 / 0-5601-250001) +44-5601-250002 / 0044-5601-250002 (05601-250002 / 0-5601-250002) +44-5601-250003 / 0044-5601-250003 (05601-250003 / 0-5601-250003) +44-5601-250004 / 0044-5601-250004 (05601-250004 / 0-5601-250004) ...+44-5601-xxxxxx / 0044-5601-xxxxxx (05601-xxxxxx / 0-5601-xxxxxx) ...+44-5601-259995 / 0044-5601-259995 (05601-259995 / 0-5601-259995) +44-5601-259996 / 0044-5601-259996 (05601-259996 / 0-5601-259996) +44-5601-259997 / 0044-5601-259997 (05601-259997 / 0-5601-259997) +44-5601-259998 / 0044-5601-259998 (05601-259998 / 0-5601-259998) +44-5601-259999 / 0044-5601-259999 (05601-259999 / 0-5601-259999)