For the national collections.
| Three Digit Code | Four Digit Code | Char Code | HPI Code | Name |
|---|---|---|---|---|
| 011 | 1011 | NLD | G00026-A | Northland |
| 021 | 1021 | NWA | G00013-C | Waitemata |
| 022 | 1022 | CAK | G00011-K | Auckland |
| 023 | 1023 | SAK | G00012-A | Counties Manukau |
| 031 | 2031 | WKO | G00027-C | Waikato |
| 042 | 2042 | LKS | G00028-E | Lakes |
| 047 | 2047 | BOP | G00031-E | Bay of Plenty |
| 051 | 2051 | TRW | G00029-G | Tairawhiti |
| 071 | 2071 | TKI | G00030-C | Taranaki |
| 061 | 3061 | HWB | G00032-G | Hawke's Bay |
| 081 | 3081 | MWU | G00033-J | Midcentral |
| 082 | 3082 | WNI | G00035-B | Whanganui |
| 091 | 3091 | CAP | G00036-D | Capital and Coast |
| 092 | 3092 | HUT | G00006-F | Hutt |
| 093 | 3093 | WRP | G00037-F | Wairarapa |
| 101 | 3101 | NLM | G00038-H | Nelson Marlborough |
| 111 | 4111 | WCO | G00039-K | West Coast |
| 121 | 4121 | CTY | G00005-D | Canterbury |
| 123 | 4123 | SCY | G00025-K | South Canterbury |
| 160 | 4160 | SRN | G02328-E | Southern |