Area Code +44-5516-(620000...629999) located in Corporate Numbers, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 5516 Subscriber Number From : 620000 Subscriber Number To : 629999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : S (Special) 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 : 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 : +44-5516-(610000...619999) next › : +44-5516-(630000...639999) Dialling Instructions For trunk calls: 0 5516 620000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 5516 620000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 620000 ~ 629999 (Count: 10,000) Example: +44-5516-620000 / 0044-5516-620000 (05516-620000 / 0-5516-620000) +44-5516-620001 / 0044-5516-620001 (05516-620001 / 0-5516-620001) +44-5516-620002 / 0044-5516-620002 (05516-620002 / 0-5516-620002) +44-5516-620003 / 0044-5516-620003 (05516-620003 / 0-5516-620003) +44-5516-620004 / 0044-5516-620004 (05516-620004 / 0-5516-620004) ...+44-5516-xxxxxx / 0044-5516-xxxxxx (05516-xxxxxx / 0-5516-xxxxxx) ...+44-5516-629995 / 0044-5516-629995 (05516-629995 / 0-5516-629995) +44-5516-629996 / 0044-5516-629996 (05516-629996 / 0-5516-629996) +44-5516-629997 / 0044-5516-629997 (05516-629997 / 0-5516-629997) +44-5516-629998 / 0044-5516-629998 (05516-629998 / 0-5516-629998) +44-5516-629999 / 0044-5516-629999 (05516-629999 / 0-5516-629999)