Area Code +351-275-(430000...439999) located in Covilhã, Castelo Branco (05), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 275 Subscriber Number From : 430000 Subscriber Number To : 439999 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 : 05 Region Name : Castelo Branco City : Covilhã Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.2800 Longitude : -7.5000 ‹ previous : +351-275-(340000...349999) next › : +351-275-(450000...459999) Dialling Instructions For trunk calls: - 275 430000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 275 430000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 430000 ~ 439999 (Count: 10,000) Example: +351-275-430000 / 00351-275-430000 (275-430000 / -275-430000) +351-275-430001 / 00351-275-430001 (275-430001 / -275-430001) +351-275-430002 / 00351-275-430002 (275-430002 / -275-430002) +351-275-430003 / 00351-275-430003 (275-430003 / -275-430003) +351-275-430004 / 00351-275-430004 (275-430004 / -275-430004) ...+351-275-xxxxxx / 00351-275-xxxxxx (275-xxxxxx / -275-xxxxxx) ...+351-275-439995 / 00351-275-439995 (275-439995 / -275-439995) +351-275-439996 / 00351-275-439996 (275-439996 / -275-439996) +351-275-439997 / 00351-275-439997 (275-439997 / -275-439997) +351-275-439998 / 00351-275-439998 (275-439998 / -275-439998) +351-275-439999 / 00351-275-439999 (275-439999 / -275-439999)