NZ SMS Shortcode

5645

Facebook - Verification codes

Carrier Service / Brand Cost to send Cost to receive Category Source
Spark Spark Facebook - Verification codes Free Free OTP & 2FA 2026-04-20
One NZ One NZ Facebook - Verification codes Free Free OTP & 2FA 2024-09-30
2degrees 2degrees 8x8 / Testing & Demos Free Free OTP & 2FA 2026-04-22
Skinny Skinny Facebook - Verification codes Free Free OTP & 2FA 2026-04-20

How to stop messages from this shortcode

Reply STOP to the number 5645. 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
0800776622 — listed by One NZ
0800 77 66 22 — listed by 2degrees
Website
https://www.facebook.com — listed by One NZ
www.8x8.com — listed by 2degrees

Frequently asked questions about shortcode 5645

Who owns shortcode 5645 in New Zealand?
Shortcode 5645 is operated by Facebook - Verification codes. Some carriers list it under other names including 8x8 / Testing & Demos.
Which NZ mobile carriers list shortcode 5645?
Shortcode 5645 is listed in the public premium-text directories of Spark, One NZ, 2degrees, Skinny.
How much does it cost to send an SMS to 5645?
Sending a text to shortcode 5645 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 5645?
Reply STOP to 5645. 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 5645?
The contact number for Facebook - Verification codes is 0800776622 (listed by One NZ); 0800 77 66 22 (listed by 2degrees).
What is the website for shortcode 5645?
The website for Facebook - Verification codes is https://www.facebook.com (listed by One NZ); www.8x8.com (listed by 2degrees).
What type of service is shortcode 5645?
Shortcode 5645 is categorised as OTP & 2FA 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Details incorrect or out of date?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.

Fields pre-filled from existing carrier data — edit only what needs correcting.

Not published. Used only if we need to verify or clarify your submission.

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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