Area Code +351-243-(100000...109999) located in Santarém, Santarem (14), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 243 Subscriber Number From : 100000 Subscriber Number To : 109999 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 : 14 Region Name : Santarem City : Santarém Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 39.2400 Longitude : -8.6900 ‹ previous : +351-243-(090000...099999) next › : +351-243-(110000...119999) Dialling Instructions For trunk calls: - 243 100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 243 100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 100000 ~ 109999 (Count: 10,000) Example: +351-243-100000 / 00351-243-100000 (243-100000 / -243-100000) +351-243-100001 / 00351-243-100001 (243-100001 / -243-100001) +351-243-100002 / 00351-243-100002 (243-100002 / -243-100002) +351-243-100003 / 00351-243-100003 (243-100003 / -243-100003) +351-243-100004 / 00351-243-100004 (243-100004 / -243-100004) ...+351-243-xxxxxx / 00351-243-xxxxxx (243-xxxxxx / -243-xxxxxx) ...+351-243-109995 / 00351-243-109995 (243-109995 / -243-109995) +351-243-109996 / 00351-243-109996 (243-109996 / -243-109996) +351-243-109997 / 00351-243-109997 (243-109997 / -243-109997) +351-243-109998 / 00351-243-109998 (243-109998 / -243-109998) +351-243-109999 / 00351-243-109999 (243-109999 / -243-109999)