NZ SMS Shortcode

3121

Kiwifirst SMS Notification Service

Carrier Service / Brand Cost to send Cost to receive Category Source
Spark Spark Kiwifirst SMS Notification Service Free Free Alerts & Notifications 2026-04-20
One NZ One NZ Kiwifirst NZ Free Free Alerts & Notifications 2024-09-30
2degrees 2degrees Kiwifirst SMS Notification Service Free Free Alerts & Notifications 2026-04-22
Skinny Skinny Kiwifirst SMS Notification Service Free Free Alerts & Notifications 2026-04-20

How to stop messages from this shortcode

Reply STOP to the number 3121. Under the NZ TCF Mobile Messaging Services Code, commercial and premium senders are required to honour STOP requests within two business days.

Note: transactional notifications (delivery updates, appointment reminders, OTP codes) are generally exempt from STOP obligations — you need to unsubscribe via the service itself.

Contact details published by carriers

Phone
0800 564 221 — listed by 2degrees
Website
www.kiwifirst.co.nz — listed by 2degrees

Frequently asked questions about shortcode 3121

Who owns shortcode 3121 in New Zealand?
Shortcode 3121 is operated by Kiwifirst SMS Notification Service. Some carriers list it under other names including Kiwifirst NZ.
Which NZ mobile carriers list shortcode 3121?
Shortcode 3121 is listed in the public premium-text directories of Spark, One NZ, 2degrees, Skinny.
How much does it cost to send an SMS to 3121?
Sending a text to shortcode 3121 is free to send to (you only pay your plan's normal SMS rate). All prices include GST where applicable.
How do I stop receiving messages from shortcode 3121?
Reply STOP to 3121. Under the NZ TCF Mobile Messaging Services Code, commercial senders must honour STOP requests within two business days. Transactional messages like OTPs and appointment reminders are exempt — unsubscribe via the service itself.
What is the contact number for shortcode 3121?
The contact number for Kiwifirst SMS Notification Service is 0800 564 221 (listed by 2degrees).
What is the website for shortcode 3121?
The website for Kiwifirst SMS Notification Service is www.kiwifirst.co.nz (listed by 2degrees).
What type of service is shortcode 3121?
Shortcode 3121 is categorised as Alerts & Notifications in this directory, based on data published by NZ mobile carriers.

Know more about this shortcode?

Details incorrect or out of date? Submit an update below. All submissions are reviewed by an admin before being published.

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Where does this data come from?

Each NZ mobile carrier publishes a list of the shortcodes active on their network. This directory downloads those PDFs daily and consolidates the latest versions. The “Source” column above shows the publication date of the document we saw this code in.

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