Area Code +351-254-(110000...119999) 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 : 110000 Subscriber Number To : 119999 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 : OPTIMUS - 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-(100000...109999) next › : +351-254-(120000...129999) Dialling Instructions For trunk calls: - 254 110000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 254 110000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 110000 ~ 119999 (Count: 10,000) Example: +351-254-110000 / 00351-254-110000 (254-110000 / -254-110000) +351-254-110001 / 00351-254-110001 (254-110001 / -254-110001) +351-254-110002 / 00351-254-110002 (254-110002 / -254-110002) +351-254-110003 / 00351-254-110003 (254-110003 / -254-110003) +351-254-110004 / 00351-254-110004 (254-110004 / -254-110004) ...+351-254-xxxxxx / 00351-254-xxxxxx (254-xxxxxx / -254-xxxxxx) ...+351-254-119995 / 00351-254-119995 (254-119995 / -254-119995) +351-254-119996 / 00351-254-119996 (254-119996 / -254-119996) +351-254-119997 / 00351-254-119997 (254-119997 / -254-119997) +351-254-119998 / 00351-254-119998 (254-119998 / -254-119998) +351-254-119999 / 00351-254-119999 (254-119999 / -254-119999)