Area Code +44-5555-(840000...849999) located in Corporate Numbers, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 5555 Subscriber Number From : 840000 Subscriber Number To : 849999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : S (Special) 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 : 51.5100 Longitude : -0.1300 ‹ previous : +44-5555-(660000...669999) next › : +44-5555-(860000...869999) Dialling Instructions For trunk calls: 0 5555 840000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 5555 840000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 840000 ~ 849999 (Count: 10,000) Example: +44-5555-840000 / 0044-5555-840000 (05555-840000 / 0-5555-840000) +44-5555-840001 / 0044-5555-840001 (05555-840001 / 0-5555-840001) +44-5555-840002 / 0044-5555-840002 (05555-840002 / 0-5555-840002) +44-5555-840003 / 0044-5555-840003 (05555-840003 / 0-5555-840003) +44-5555-840004 / 0044-5555-840004 (05555-840004 / 0-5555-840004) ...+44-5555-xxxxxx / 0044-5555-xxxxxx (05555-xxxxxx / 0-5555-xxxxxx) ...+44-5555-849995 / 0044-5555-849995 (05555-849995 / 0-5555-849995) +44-5555-849996 / 0044-5555-849996 (05555-849996 / 0-5555-849996) +44-5555-849997 / 0044-5555-849997 (05555-849997 / 0-5555-849997) +44-5555-849998 / 0044-5555-849998 (05555-849998 / 0-5555-849998) +44-5555-849999 / 0044-5555-849999 (05555-849999 / 0-5555-849999)