Area Code +31-10-(2170000...2179999) located in Rotterdam, Zuid-Holland (ZH), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 10 Subscriber Number From : 2170000 Subscriber Number To : 2179999 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 : 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 : ZH Region Name : Zuid-Holland City : Rotterdam Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 51.9200 Longitude : 4.4700 ‹ previous : +31-10-(2160000...2169999) next › : +31-10-(2180000...2189999) Dialling Instructions For trunk calls: 0 10 2170000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 10 2170000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2170000 ~ 2179999 (Count: 10,000) Example: +31-10-2170000 / 0031-10-2170000 (010-2170000 / 0-10-2170000) +31-10-2170001 / 0031-10-2170001 (010-2170001 / 0-10-2170001) +31-10-2170002 / 0031-10-2170002 (010-2170002 / 0-10-2170002) +31-10-2170003 / 0031-10-2170003 (010-2170003 / 0-10-2170003) +31-10-2170004 / 0031-10-2170004 (010-2170004 / 0-10-2170004) ...+31-10-xxxxxxx / 0031-10-xxxxxxx (010-xxxxxxx / 0-10-xxxxxxx) ...+31-10-2179995 / 0031-10-2179995 (010-2179995 / 0-10-2179995) +31-10-2179996 / 0031-10-2179996 (010-2179996 / 0-10-2179996) +31-10-2179997 / 0031-10-2179997 (010-2179997 / 0-10-2179997) +31-10-2179998 / 0031-10-2179998 (010-2179998 / 0-10-2179998) +31-10-2179999 / 0031-10-2179999 (010-2179999 / 0-10-2179999)