Area Code +44-7744-(500000...599999) located in Mobile Telephony, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 7744 Subscriber Number From : 500000 Subscriber Number To : 599999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : Core Communication Services 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 : Mobile Telephony 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 : +44-7744-(400000...499999) next › : +44-7744-(600000...699999) Dialling Instructions For trunk calls: 0 7744 500000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 7744 500000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 500000 ~ 599999 (Count: 100,000) Example: +44-7744-500000 / 0044-7744-500000 (07744-500000 / 0-7744-500000) +44-7744-500001 / 0044-7744-500001 (07744-500001 / 0-7744-500001) +44-7744-500002 / 0044-7744-500002 (07744-500002 / 0-7744-500002) +44-7744-500003 / 0044-7744-500003 (07744-500003 / 0-7744-500003) +44-7744-500004 / 0044-7744-500004 (07744-500004 / 0-7744-500004) ...+44-7744-xxxxxx / 0044-7744-xxxxxx (07744-xxxxxx / 0-7744-xxxxxx) ...+44-7744-599995 / 0044-7744-599995 (07744-599995 / 0-7744-599995) +44-7744-599996 / 0044-7744-599996 (07744-599996 / 0-7744-599996) +44-7744-599997 / 0044-7744-599997 (07744-599997 / 0-7744-599997) +44-7744-599998 / 0044-7744-599998 (07744-599998 / 0-7744-599998) +44-7744-599999 / 0044-7744-599999 (07744-599999 / 0-7744-599999)