Area Code +44-29-(20970000...20979999) located in Cardiff, Cardiff (CRF), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 29 Subscriber Number From : 20970000 Subscriber Number To : 20979999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : InTechnology Plc 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 : CRF Region Name : Cardiff City : Cardiff Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.4800 Longitude : -3.1800 ‹ previous : +44-29-(20960000...20969999) next › : +44-29-(20980000...20989999) Dialling Instructions For trunk calls: 0 29 20970000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 29 20970000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 20970000 ~ 20979999 (Count: 10,000) Example: +44-29-20970000 / 0044-29-20970000 (029-20970000 / 0-29-20970000) +44-29-20970001 / 0044-29-20970001 (029-20970001 / 0-29-20970001) +44-29-20970002 / 0044-29-20970002 (029-20970002 / 0-29-20970002) +44-29-20970003 / 0044-29-20970003 (029-20970003 / 0-29-20970003) +44-29-20970004 / 0044-29-20970004 (029-20970004 / 0-29-20970004) ...+44-29-xxxxxxxx / 0044-29-xxxxxxxx (029-xxxxxxxx / 0-29-xxxxxxxx) ...+44-29-20979995 / 0044-29-20979995 (029-20979995 / 0-29-20979995) +44-29-20979996 / 0044-29-20979996 (029-20979996 / 0-29-20979996) +44-29-20979997 / 0044-29-20979997 (029-20979997 / 0-29-20979997) +44-29-20979998 / 0044-29-20979998 (029-20979998 / 0-29-20979998) +44-29-20979999 / 0044-29-20979999 (029-20979999 / 0-29-20979999)