NZ SMS Shortcode

4912

TxtStream, North City Physio

Carrier Service / Brand Cost to send Cost to receive Category Source
Spark Spark TxtStream, North City Physio $0.20 NZD Free OTP & 2FA 2026-04-20
One NZ One NZ TxtStream, North City Physio $0.20 NZD Free OTP & 2FA 2024-09-30
2degrees 2degrees Prove OTP SMS $0.20 NZD Free OTP & 2FA 2026-04-22
Skinny Skinny TxtStream, North City Physio $0.20 NZD Free OTP & 2FA 2026-04-20

How to stop messages from this shortcode

Reply STOP to the number 4912. 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.prove.com — listed by 2degrees

Frequently asked questions about shortcode 4912

Who owns shortcode 4912 in New Zealand?
Shortcode 4912 is operated by TxtStream, North City Physio. Some carriers list it under other names including Prove OTP SMS.
Which NZ mobile carriers list shortcode 4912?
Shortcode 4912 is listed in the public premium-text directories of Spark, One NZ, 2degrees, Skinny.
How much does it cost to send an SMS to 4912?
Sending a text to shortcode 4912 is NZ$0.20 per message. All prices include GST where applicable.
How do I stop receiving messages from shortcode 4912?
Reply STOP to 4912. 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 4912?
The contact number for TxtStream, North City Physio is 0800 564 221 (listed by 2degrees).
What is the website for shortcode 4912?
The website for TxtStream, North City Physio is www.prove.com (listed by 2degrees).
What type of service is shortcode 4912?
Shortcode 4912 is categorised as OTP & 2FA in this directory, based on data published by NZ mobile carriers.

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.

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