Area Code +44-118-(3990000...3999999) located in Reading, Reading (RDG), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 118 Subscriber Number From : 3990000 Subscriber Number To : 3999999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : The Charity Line Community Interest Company 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) Region Code : RDG Region Name : Reading City : Reading Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.4600 Longitude : -0.9700 ‹ previous : +44-118-(3980000...3989999) next › : +44-118-(4000000...4009999) Dialling Instructions For trunk calls: 0 118 3990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 118 3990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3990000 ~ 3999999 (Count: 10,000) Example: +44-118-3990000 / 0044-118-3990000 (0118-3990000 / 0-118-3990000) +44-118-3990001 / 0044-118-3990001 (0118-3990001 / 0-118-3990001) +44-118-3990002 / 0044-118-3990002 (0118-3990002 / 0-118-3990002) +44-118-3990003 / 0044-118-3990003 (0118-3990003 / 0-118-3990003) +44-118-3990004 / 0044-118-3990004 (0118-3990004 / 0-118-3990004) ...+44-118-xxxxxxx / 0044-118-xxxxxxx (0118-xxxxxxx / 0-118-xxxxxxx) ...+44-118-3999995 / 0044-118-3999995 (0118-3999995 / 0-118-3999995) +44-118-3999996 / 0044-118-3999996 (0118-3999996 / 0-118-3999996) +44-118-3999997 / 0044-118-3999997 (0118-3999997 / 0-118-3999997) +44-118-3999998 / 0044-118-3999998 (0118-3999998 / 0-118-3999998) +44-118-3999999 / 0044-118-3999999 (0118-3999999 / 0-118-3999999)