Area Code +31-20-(7031000...7031999) located in Amsterdam, Noord-Holland (NH), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 20 Subscriber Number From : 7031000 Subscriber Number To : 7031999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : OPTA Click here to buy Netherlands Area Code Database Other Information Language Code : nl (Dutch) Country Number : 528 (Netherlands) Country Code : NL (Netherlands) Region Code : NH Region Name : Noord-Holland City : Amsterdam Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.3700 Longitude : 4.8900 ‹ previous : +31-20-(7029000...7029999) next › : +31-20-(7032000...7032999) Dialling Instructions For trunk calls: 0 20 7031000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 20 7031000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7031000 ~ 7031999 (Count: 1,000) Example: +31-20-7031000 / 0031-20-7031000 (020-7031000 / 0-20-7031000) +31-20-7031001 / 0031-20-7031001 (020-7031001 / 0-20-7031001) +31-20-7031002 / 0031-20-7031002 (020-7031002 / 0-20-7031002) +31-20-7031003 / 0031-20-7031003 (020-7031003 / 0-20-7031003) +31-20-7031004 / 0031-20-7031004 (020-7031004 / 0-20-7031004) ...+31-20-xxxxxxx / 0031-20-xxxxxxx (020-xxxxxxx / 0-20-xxxxxxx) ...+31-20-7031995 / 0031-20-7031995 (020-7031995 / 0-20-7031995) +31-20-7031996 / 0031-20-7031996 (020-7031996 / 0-20-7031996) +31-20-7031997 / 0031-20-7031997 (020-7031997 / 0-20-7031997) +31-20-7031998 / 0031-20-7031998 (020-7031998 / 0-20-7031998) +31-20-7031999 / 0031-20-7031999 (020-7031999 / 0-20-7031999)
