Wholesale sms

A2P messaging that delivers ROI for service providers

Build your business with Application to Person (A2P) messaging. Provide high quality A2P SMS termination in New Zealand.

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Build your business with a trusted local specialist

TNZI makes it faster and easier to deliver A2P SMS in New Zealand. Eliminate the need for individual carrier interconnects and benefit from our local expertise.

Local expertise

Go to market with confidence, backed by our local market insight and advice.


Redundant and robust SMS platform with 99.999% availability.


Reach mobile phones on all three NZ networks via a single connection.

Flexible connectivity

Connect via REST API, standard SMPP, SMPP over SLL or SMPP with VPN.


Messages are routed direct-to-carrier, ensuring high quality and deliverability.

24x7 support

Our GNOC operates 24x7x365. Responsive, expert support in any time zone.

Maximise deliverability and security with MNP lookup

TNZI is connected to the New Zealand Mobile Number Portability (MNP) database. MNP lookup lets you check for recently ported numbers using near real-time data.

MNP lookup can be used to improve deliverability, or to enhance security, flagging if a number has been recently ported.

It’s a powerful innovation that helps you deliver the best possible customer experience.

Deliver business value with A2P SMS

A2P messaging powers a wide range of enterprise use cases, including direct marketing, customer engagement and two-factor authentication.

A2P SMS for voice providers

Diversify your business and unlock growth in the A2P messaging market.

With TNZI you can access the rates, reliability and quality you need to be competitive even if you’re a new market entrant.

A2P SMS for software vendors

Choose a local specialist to route and deliver your New Zealand and SMS traffic.

TNZI operates at wholesale scale, and connects directly to local MNOs, so you’re assured of high quality and deliverability.

See how TNZI can help you

Build your A2P messaging business with us

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