Area Code +64-9-(4370000...4379999) located in Whangarei, Northland (NTL), more detail is as below. Place International Dialing Code : 64 International Prefix : 00 National Prefix : 0 National Destination Code : 9 Subscriber Number From : 4370000 Subscriber Number To : 4379999 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 : NTL Region Name : Northland City : Whangarei Timezone : Pacific/Auckland Coordinated Universal Time : +12:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : -35.7200 Longitude : 174.3200 ‹ previous : +64-9-(4360000...4369999) next › : +64-9-(4380000...4389999) Dialling Instructions For trunk calls: 0 9 4370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 64 9 4370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4370000 ~ 4379999 (Count: 10,000) Example: +64-9-4370000 / 0064-9-4370000 (09-4370000 / 0-9-4370000) +64-9-4370001 / 0064-9-4370001 (09-4370001 / 0-9-4370001) +64-9-4370002 / 0064-9-4370002 (09-4370002 / 0-9-4370002) +64-9-4370003 / 0064-9-4370003 (09-4370003 / 0-9-4370003) +64-9-4370004 / 0064-9-4370004 (09-4370004 / 0-9-4370004) ...+64-9-xxxxxxx / 0064-9-xxxxxxx (09-xxxxxxx / 0-9-xxxxxxx) ...+64-9-4379995 / 0064-9-4379995 (09-4379995 / 0-9-4379995) +64-9-4379996 / 0064-9-4379996 (09-4379996 / 0-9-4379996) +64-9-4379997 / 0064-9-4379997 (09-4379997 / 0-9-4379997) +64-9-4379998 / 0064-9-4379998 (09-4379998 / 0-9-4379998) +64-9-4379999 / 0064-9-4379999 (09-4379999 / 0-9-4379999)