Area Code +353-1-(5120000...5129999) located in Dublin Central, Dublin (D), more detail is as below. Place International Dialing Code : 353 International Prefix : 00 National Prefix : 0 National Destination Code : 1 Subscriber Number From : 5120000 Subscriber Number To : 5129999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : BT Ireland Click here to buy Ireland Area Code Database Other Information Language Code : en (English) Country Number : 372 (Ireland) Country Code : IE (Ireland) Region Code : D Region Name : Dublin City : Dublin Central Timezone : Europe/Dublin Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 53.3500 Longitude : -6.2600 ‹ previous : +353-1-(5110000...5119999) next › : +353-1-(5130000...5130999) Dialling Instructions For trunk calls: 0 1 5120000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 353 1 5120000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5120000 ~ 5129999 (Count: 10,000) Example: +353-1-5120000 / 00353-1-5120000 (01-5120000 / 0-1-5120000) +353-1-5120001 / 00353-1-5120001 (01-5120001 / 0-1-5120001) +353-1-5120002 / 00353-1-5120002 (01-5120002 / 0-1-5120002) +353-1-5120003 / 00353-1-5120003 (01-5120003 / 0-1-5120003) +353-1-5120004 / 00353-1-5120004 (01-5120004 / 0-1-5120004) ...+353-1-xxxxxxx / 00353-1-xxxxxxx (01-xxxxxxx / 0-1-xxxxxxx) ...+353-1-5129995 / 00353-1-5129995 (01-5129995 / 0-1-5129995) +353-1-5129996 / 00353-1-5129996 (01-5129996 / 0-1-5129996) +353-1-5129997 / 00353-1-5129997 (01-5129997 / 0-1-5129997) +353-1-5129998 / 00353-1-5129998 (01-5129998 / 0-1-5129998) +353-1-5129999 / 00353-1-5129999 (01-5129999 / 0-1-5129999)