Area Code +64-3-(4390000...4399999) located in Oamaru, Otago (OTA), more detail is as below. Place International Dialing Code : 64 International Prefix : 00 National Prefix : 0 National Destination Code : 3 Subscriber Number From : 4390000 Subscriber Number To : 4399999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Telecom New Zealand Limited Click here to buy New Zealand Area Code Database Other Information Language Code : en (English) Country Number : 554 (New Zealand) Country Code : NZ (New Zealand) Region Code : OTA Region Name : Otago City : Oamaru Timezone : Pacific/Auckland Coordinated Universal Time : +12:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : -45.1000 Longitude : 170.9700 ‹ previous : +64-3-(4380000...4389999) next › : +64-3-(4400000...4400999) Dialling Instructions For trunk calls: 0 3 4390000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 64 3 4390000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4390000 ~ 4399999 (Count: 10,000) Example: +64-3-4390000 / 0064-3-4390000 (03-4390000 / 0-3-4390000) +64-3-4390001 / 0064-3-4390001 (03-4390001 / 0-3-4390001) +64-3-4390002 / 0064-3-4390002 (03-4390002 / 0-3-4390002) +64-3-4390003 / 0064-3-4390003 (03-4390003 / 0-3-4390003) +64-3-4390004 / 0064-3-4390004 (03-4390004 / 0-3-4390004) ...+64-3-xxxxxxx / 0064-3-xxxxxxx (03-xxxxxxx / 0-3-xxxxxxx) ...+64-3-4399995 / 0064-3-4399995 (03-4399995 / 0-3-4399995) +64-3-4399996 / 0064-3-4399996 (03-4399996 / 0-3-4399996) +64-3-4399997 / 0064-3-4399997 (03-4399997 / 0-3-4399997) +64-3-4399998 / 0064-3-4399998 (03-4399998 / 0-3-4399998) +64-3-4399999 / 0064-3-4399999 (03-4399999 / 0-3-4399999)