NZ SMS Shortcode

3850

Facebook OTP SMS

Carrier Service / Brand Cost to send Cost to receive Category Source
Spark Spark Facebook OTP SMS $0.20 NZD Free OTP & 2FA 2026-04-20
One NZ One NZ Facebook OTP SMS $0.20 NZD Free OTP & 2FA 2024-09-30
2degrees 2degrees Facebook OTP SMS $0.20 NZD Free OTP & 2FA 2025-12-31
Skinny Skinny Facebook OTP SMS $0.20 NZD Free OTP & 2FA 2026-04-20

How to stop messages from this shortcode

Reply STOP to the number 3850. 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
0800564221 — listed by One NZ
0800 564 221 — listed by 2degrees
Website
https://www.facebook.com/ — listed by 2degrees

Frequently asked questions about shortcode 3850

Who owns shortcode 3850 in New Zealand?
Shortcode 3850 is operated by Facebook OTP SMS.
Which NZ mobile carriers list shortcode 3850?
Shortcode 3850 is listed in the public premium-text directories of Spark, One NZ, 2degrees, Skinny.
How much does it cost to send an SMS to 3850?
Sending a text to shortcode 3850 is NZ$0.20 per message. All prices include GST where applicable.
How do I stop receiving messages from shortcode 3850?
Reply STOP to 3850. 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 3850?
The contact number for Facebook OTP SMS is 0800564221 (listed by One NZ); 0800 564 221 (listed by 2degrees).
What is the website for shortcode 3850?
The website for Facebook OTP SMS is https://www.facebook.com/ (listed by 2degrees).
What type of service is shortcode 3850?
Shortcode 3850 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Details incorrect or out of date?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.

← Back to directory