Area Code +44-5600-(880000...889999) located in VoIP, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 5600 Subscriber Number From : 880000 Subscriber Number To : 889999 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 : Callmonitor 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) 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 : +44-5600-(870000...879999) next › : +44-5600-(890000...899999) Dialling Instructions For trunk calls: 0 5600 880000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 5600 880000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 880000 ~ 889999 (Count: 10,000) Example: +44-5600-880000 / 0044-5600-880000 (05600-880000 / 0-5600-880000) +44-5600-880001 / 0044-5600-880001 (05600-880001 / 0-5600-880001) +44-5600-880002 / 0044-5600-880002 (05600-880002 / 0-5600-880002) +44-5600-880003 / 0044-5600-880003 (05600-880003 / 0-5600-880003) +44-5600-880004 / 0044-5600-880004 (05600-880004 / 0-5600-880004) ...+44-5600-xxxxxx / 0044-5600-xxxxxx (05600-xxxxxx / 0-5600-xxxxxx) ...+44-5600-889995 / 0044-5600-889995 (05600-889995 / 0-5600-889995) +44-5600-889996 / 0044-5600-889996 (05600-889996 / 0-5600-889996) +44-5600-889997 / 0044-5600-889997 (05600-889997 / 0-5600-889997) +44-5600-889998 / 0044-5600-889998 (05600-889998 / 0-5600-889998) +44-5600-889999 / 0044-5600-889999 (05600-889999 / 0-5600-889999)