Area Code +44-55-(55930000...55939999) located in Corporate Numbers, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 55 Subscriber Number From : 55930000 Subscriber Number To : 55939999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : D (D) Carrier Name : Network Rail Infrastructure Limited 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 : Corporate Numbers Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.5000 Longitude : -0.1300 ‹ previous : +44-55-(55890000...55899999) next › : +44-55-(88300000...88309999) Dialling Instructions For trunk calls: 0 55 55930000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 55 55930000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 55930000 ~ 55939999 (Count: 10,000) Example: +44-55-55930000 / 0044-55-55930000 (055-55930000 / 0-55-55930000) +44-55-55930001 / 0044-55-55930001 (055-55930001 / 0-55-55930001) +44-55-55930002 / 0044-55-55930002 (055-55930002 / 0-55-55930002) +44-55-55930003 / 0044-55-55930003 (055-55930003 / 0-55-55930003) +44-55-55930004 / 0044-55-55930004 (055-55930004 / 0-55-55930004) ...+44-55-xxxxxxxx / 0044-55-xxxxxxxx (055-xxxxxxxx / 0-55-xxxxxxxx) ...+44-55-55939995 / 0044-55-55939995 (055-55939995 / 0-55-55939995) +44-55-55939996 / 0044-55-55939996 (055-55939996 / 0-55-55939996) +44-55-55939997 / 0044-55-55939997 (055-55939997 / 0-55-55939997) +44-55-55939998 / 0044-55-55939998 (055-55939998 / 0-55-55939998) +44-55-55939999 / 0044-55-55939999 (055-55939999 / 0-55-55939999)