Area Code +31-513-(620000...629999) located in Heerenveen, Fryslân (FR), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 513 Subscriber Number From : 620000 Subscriber Number To : 629999 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 : KPN B.V. Click here to buy Netherlands Area Code Database Other Information Language Code : nl (Dutch) Country Number : 528 (Netherlands) Country Code : NL (Netherlands) Region Code : FR Region Name : Fryslân City : Heerenveen Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.9600 Longitude : 5.9300 ‹ previous : +31-513-(610000...619999) next › : +31-513-(630000...639999) Dialling Instructions For trunk calls: 0 513 620000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 513 620000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 620000 ~ 629999 (Count: 10,000) Example: +31-513-620000 / 0031-513-620000 (0513-620000 / 0-513-620000) +31-513-620001 / 0031-513-620001 (0513-620001 / 0-513-620001) +31-513-620002 / 0031-513-620002 (0513-620002 / 0-513-620002) +31-513-620003 / 0031-513-620003 (0513-620003 / 0-513-620003) +31-513-620004 / 0031-513-620004 (0513-620004 / 0-513-620004) ...+31-513-xxxxxx / 0031-513-xxxxxx (0513-xxxxxx / 0-513-xxxxxx) ...+31-513-629995 / 0031-513-629995 (0513-629995 / 0-513-629995) +31-513-629996 / 0031-513-629996 (0513-629996 / 0-513-629996) +31-513-629997 / 0031-513-629997 (0513-629997 / 0-513-629997) +31-513-629998 / 0031-513-629998 (0513-629998 / 0-513-629998) +31-513-629999 / 0031-513-629999 (0513-629999 / 0-513-629999)