Area Code +31-20-(7034000...7034999) 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 : 7034000 Subscriber Number To : 7034999 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-(7033000...7033999) next › : +31-20-(7035000...7035999) Dialling Instructions For trunk calls: 0 20 7034000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 20 7034000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7034000 ~ 7034999 (Count: 1,000) Example: +31-20-7034000 / 0031-20-7034000 (020-7034000 / 0-20-7034000) +31-20-7034001 / 0031-20-7034001 (020-7034001 / 0-20-7034001) +31-20-7034002 / 0031-20-7034002 (020-7034002 / 0-20-7034002) +31-20-7034003 / 0031-20-7034003 (020-7034003 / 0-20-7034003) +31-20-7034004 / 0031-20-7034004 (020-7034004 / 0-20-7034004) ...+31-20-xxxxxxx / 0031-20-xxxxxxx (020-xxxxxxx / 0-20-xxxxxxx) ...+31-20-7034995 / 0031-20-7034995 (020-7034995 / 0-20-7034995) +31-20-7034996 / 0031-20-7034996 (020-7034996 / 0-20-7034996) +31-20-7034997 / 0031-20-7034997 (020-7034997 / 0-20-7034997) +31-20-7034998 / 0031-20-7034998 (020-7034998 / 0-20-7034998) +31-20-7034999 / 0031-20-7034999 (020-7034999 / 0-20-7034999)