Area Code +64-7-(8370000...8379999) located in Hamilton, Waikato (WKO), more detail is as below. Place International Dialing Code : 64 International Prefix : 00 National Prefix : 0 National Destination Code : 7 Subscriber Number From : 8370000 Subscriber Number To : 8379999 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 : WKO Region Name : Waikato City : Hamilton Timezone : Pacific/Auckland Coordinated Universal Time : +12:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : -37.7900 Longitude : 175.2800 ‹ previous : +64-7-(8360000...8369999) next › : +64-7-(8380000...8389999) Dialling Instructions For trunk calls: 0 7 8370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 64 7 8370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8370000 ~ 8379999 (Count: 10,000) Example: +64-7-8370000 / 0064-7-8370000 (07-8370000 / 0-7-8370000) +64-7-8370001 / 0064-7-8370001 (07-8370001 / 0-7-8370001) +64-7-8370002 / 0064-7-8370002 (07-8370002 / 0-7-8370002) +64-7-8370003 / 0064-7-8370003 (07-8370003 / 0-7-8370003) +64-7-8370004 / 0064-7-8370004 (07-8370004 / 0-7-8370004) ...+64-7-xxxxxxx / 0064-7-xxxxxxx (07-xxxxxxx / 0-7-xxxxxxx) ...+64-7-8379995 / 0064-7-8379995 (07-8379995 / 0-7-8379995) +64-7-8379996 / 0064-7-8379996 (07-8379996 / 0-7-8379996) +64-7-8379997 / 0064-7-8379997 (07-8379997 / 0-7-8379997) +64-7-8379998 / 0064-7-8379998 (07-8379998 / 0-7-8379998) +64-7-8379999 / 0064-7-8379999 (07-8379999 / 0-7-8379999)