NZ SMS Shortcode
4589
Smoke Alarm Testing Services(SATS) SMS
| Carrier | Service / Brand | Cost to send | Cost to receive | Category | Source |
|---|---|---|---|---|---|
Spark
|
Smoke Alarm Testing Services(SATS) SMS | $0.20 NZD | Free | Other | 2026-04-20 |
One NZ
|
Smoke Alarm Testing Services(SATS) SMS | $0.20 NZD | Free | Other | 2024-09-30 |
2degrees
|
Smoke Alarm Testing (SAT) SMS | $0.20 NZD | Free | Other | 2026-04-22 |
|
|
Smoke Alarm Testing Services(SATS) SMS | $0.20 NZD | Free | Other | 2026-04-20 |
How to stop messages from this shortcode
Reply STOP to the number 4589. 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
- 0508766532 — listed by One NZ
- 0800 564 221 — listed by 2degrees
- Website
- https://www.sats.co.nz — listed by One NZ
- www.sats.co.nz — listed by 2degrees
Frequently asked questions about shortcode 4589
Who owns shortcode 4589 in New Zealand?
Which NZ mobile carriers list shortcode 4589?
How much does it cost to send an SMS to 4589?
How do I stop receiving messages from shortcode 4589?
What is the contact number for shortcode 4589?
What is the website for shortcode 4589?
What type of service is shortcode 4589?
Know more about this shortcode?
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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.