Base & U.S. McMurdo Station - Summer-only access to Zucchelli Station ) 03 for the entire South Island and the Chatham Islands 04 for the Wellington metro area and Kapiti Coast district (excluding Otaki) 06 for Taranaki, Manawatū-Whanganui (excluding Taumarunui and National Park), Hawke's Bay, Gisborne, the Wairarapa, and Otaki. 07 for the Waikato (excluding Tuakau and Pokeno) and the Bay of Plenty 09 for Auckland, Northland, Tuakau and Pokeno. Mobile phones Telephone numbers for mobile phones begin with 02, followed by seven to nine digits (usually eight). The first few digits after the 02 indicate the original mobile network that issued the number. Telephone numbers must always be dialled in full for mobile phones. In the late 1990s however, Telecom mobile phones could dial other Telecom mobile phones without the (then) 025 prefix, making 025 act like a landline area code. The introduction of mobile number portability on meant that an increasing number of mobiles would be operating on a different network from that which originally assigned the number. To find out whether a particular number belongs to a specific network provider, one can text the mobile number of interest to 300. It is a free service provided by 2degrees. A reply will be sent to verify whether the number is operating on their network or not. , this service will work for Vodafone and Spark Active. Other numbers Toll-free and premium-rate calls Toll-free numbers begin with 0508 or 0800, followed by usually six but sometimes seven digits. Premium-rate services use the code 0900 followed by five digits (some with six digits). Local-rate numbers, such as Internet access numbers, have the prefix 08xx, and are usually followed by five digits. 0508 Tollfree sold by many network operators (originally launched by Clear Communications as a competitor to the then Telecom-only 0800 range) 0800 Tollfree sold by many network operators (originally only available to Telecom NZ, now known as Spark) 08xy Various non-geographic services 083210 Call Minder answerphone service 08322 Infocall numbers 0867 Dial-up Internet numbers (retired) 0900 Premium rate services Service numbers Numbers beginning with 01 are for operator services. 010 National Operator 0170 International Operator 0172 International Directory Service 018 National Directory Service The "1" codes are used for local services, including activating exchange features. The emergency services number is "111". 105 Police non-emergency number. 111 Emergency Services Operator (all telephones; forwarded to Fire, Police or Ambulance as required).