New Zealand voice guidelines
Voice calling guidelines for New Zealand (NZ), covering reachability, caller ID formats, DTMF support, and emergency services.
Locale overview
| Field | Value |
|---|---|
| Country | New Zealand |
| ISO code | NZ |
| Region | Oceania |
| Dialing code | +64 |
Reachability
All major call types are supported for New Zealand. There are no outbound restrictions or special outbound requirements.
| Call type | Inbound | Outbound |
|---|---|---|
| Domestic | Supported | Supported |
| International | Supported | Supported |
| Toll-free | Supported | Supported |
Caller ID
Caller ID format varies by call type and direction.
| Call type | Inbound format | Outbound format |
|---|---|---|
| Domestic | +E.164 | Local format |
| International | +E.164 (guaranteed) | +E.164 |
| Toll-free | +E.164 | Local format |
DTMF support
DTMF is transmitted using RFC 2833. Both inbound and outbound call directions are supported.
Emergency services
Calls to emergency services numbers in New Zealand are not supported. Do not rely on this service for emergency calling. Ensure that users have access to an alternative means of contacting emergency services.
Compliance note
These guidelines summarize carrier requirements at the time of publication and do not constitute legal counsel. Verify that your implementation complies with all applicable telecommunications regulations in New Zealand.