Area Code +31-166-(660000...669999) located in Tholen, Zeeland (ZE), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 166 Subscriber Number From : 660000 Subscriber Number To : 669999 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 : ZE Region Name : Zeeland City : Tholen Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 51.5300 Longitude : 4.2200 ‹ previous : +31-166-(650000...659999) next › : +31-166-(670000...679999) Dialling Instructions For trunk calls: 0 166 660000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 166 660000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 660000 ~ 669999 (Count: 10,000) Example: +31-166-660000 / 0031-166-660000 (0166-660000 / 0-166-660000) +31-166-660001 / 0031-166-660001 (0166-660001 / 0-166-660001) +31-166-660002 / 0031-166-660002 (0166-660002 / 0-166-660002) +31-166-660003 / 0031-166-660003 (0166-660003 / 0-166-660003) +31-166-660004 / 0031-166-660004 (0166-660004 / 0-166-660004) ...+31-166-xxxxxx / 0031-166-xxxxxx (0166-xxxxxx / 0-166-xxxxxx) ...+31-166-669995 / 0031-166-669995 (0166-669995 / 0-166-669995) +31-166-669996 / 0031-166-669996 (0166-669996 / 0-166-669996) +31-166-669997 / 0031-166-669997 (0166-669997 / 0-166-669997) +31-166-669998 / 0031-166-669998 (0166-669998 / 0-166-669998) +31-166-669999 / 0031-166-669999 (0166-669999 / 0-166-669999)