Area Code +351-254-(470000...479999) located in Peso da Régua, Viseu (18), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 254 Subscriber Number From : 470000 Subscriber Number To : 479999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : PT - COMUNICAÇÕES, S.A. Click here to buy Portugal Area Code Database Other Information Language Code : pt (Portuguese) Country Number : 620 (Portugal) Country Code : PT (Portugal) Region Code : 18 Region Name : Viseu City : Peso da Régua Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 41.1700 Longitude : -7.7900 ‹ previous : +351-254-(460000...469999) next › : +351-254-(480000...489999) Dialling Instructions For trunk calls: - 254 470000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 254 470000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 470000 ~ 479999 (Count: 10,000) Example: +351-254-470000 / 00351-254-470000 (254-470000 / -254-470000) +351-254-470001 / 00351-254-470001 (254-470001 / -254-470001) +351-254-470002 / 00351-254-470002 (254-470002 / -254-470002) +351-254-470003 / 00351-254-470003 (254-470003 / -254-470003) +351-254-470004 / 00351-254-470004 (254-470004 / -254-470004) ...+351-254-xxxxxx / 00351-254-xxxxxx (254-xxxxxx / -254-xxxxxx) ...+351-254-479995 / 00351-254-479995 (254-479995 / -254-479995) +351-254-479996 / 00351-254-479996 (254-479996 / -254-479996) +351-254-479997 / 00351-254-479997 (254-479997 / -254-479997) +351-254-479998 / 00351-254-479998 (254-479998 / -254-479998) +351-254-479999 / 00351-254-479999 (254-479999 / -254-479999)