Area Code +44-29-(21110000...21119999) 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 : 21110000 Subscriber Number To : 21119999 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 : VoiceHost 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) 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-(21100000...21109999) next › : +44-29-(21120000...21129999) Dialling Instructions For trunk calls: 0 29 21110000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 29 21110000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 21110000 ~ 21119999 (Count: 10,000) Example: +44-29-21110000 / 0044-29-21110000 (029-21110000 / 0-29-21110000) +44-29-21110001 / 0044-29-21110001 (029-21110001 / 0-29-21110001) +44-29-21110002 / 0044-29-21110002 (029-21110002 / 0-29-21110002) +44-29-21110003 / 0044-29-21110003 (029-21110003 / 0-29-21110003) +44-29-21110004 / 0044-29-21110004 (029-21110004 / 0-29-21110004) ...+44-29-xxxxxxxx / 0044-29-xxxxxxxx (029-xxxxxxxx / 0-29-xxxxxxxx) ...+44-29-21119995 / 0044-29-21119995 (029-21119995 / 0-29-21119995) +44-29-21119996 / 0044-29-21119996 (029-21119996 / 0-29-21119996) +44-29-21119997 / 0044-29-21119997 (029-21119997 / 0-29-21119997) +44-29-21119998 / 0044-29-21119998 (029-21119998 / 0-29-21119998) +44-29-21119999 / 0044-29-21119999 (029-21119999 / 0-29-21119999)