Numbers with prefix 784 in New Zealand
Landline Hamilton
In New Zealand's numbering plan, the area code 784 covers Hamilton. It identifies where a line was allocated, not who is calling: numbers are portable and caller ID can be spoofed, so the digits alone do not identify the caller.
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Search a phone number or a company name (Spark, Spark and One NZ...) to check if it has been reported as spam.
Numbers reported with prefix 784
1 numbersAbout numbers 784
Numbers starting with 784 are landlines in New Zealand. They are assigned geographically. Sales calls from landlines are common, especially from telecom and energy companies.
Official source and review
Google libphonenumber (compiled from national numbering plans) · Document: 2026-08-28 · Reviewed: 2026-08-31
A prefix describes an official allocation. Portability and caller-ID spoofing mean it cannot identify the caller on its own.