Landline to WhatsApp: WhatsApp on your office number

Outsource Digital offers Landline to WhatsApp for businesses across South Africa. Your customers WhatsApp your existing office landline number. An AI assistant answers, even after hours, and the message is routed to the right department, where a staff member chats with the customer one-on-one.

It works like a normal call to your switchboard, but on WhatsApp. Your customers message the office landline number they already know, the one on your signage, your invoices and your website. It runs on the official WhatsApp Business Platform, and voice calls to that number keep working normally.

WhatsApp us 011 466 8510

Last updated October 2026

A desk phone next to a cellphone showing a WhatsApp chat

How does Landline to WhatsApp work?

It works like a normal call to the switchboard, but on WhatsApp.

1. Your customer sends a WhatsApp to your office landline number.

2. An AI assistant with a knowledge base about your business answers the message, including after hours.

3. The customer is asked a few short questions about their query.

4. The message is routed to the right department: sales, service or accounts.

5. A staff member in that department chats with the customer one-on-one on WhatsApp.

Who answers the WhatsApp messages?

First, an AI assistant with a knowledge base, so every message gets an answer, including after hours. Then the message is routed to the right department, and that department chats with you one-on-one.

Do voice calls still work?

Yes. Voice calls to that number keep working normally.

What does it run on?

The official WhatsApp Business Platform.

Why put WhatsApp on your office number?

Many customers would rather send a WhatsApp than make a phone call. With Landline to WhatsApp they message the business number they already know, and not somebody's personal cellphone. Sales, service and accounts each get their own conversations.

Do I need a new number or a cellphone contract?

No. It works on your existing office landline number.

How do I get Landline to WhatsApp?

WhatsApp us on 011 466 8510. Tell us your office landline number and we will explain how we set it up for you. It works alongside your office phone system and your AI receptionist from Outsource Digital.

Office phone systems and VoIP for business

Also useful: office phone solutions, AI receptionist and mobile phone apps.

How it works

WhatsApp us
Tell us what you need.
We set it up for you
We do the set-up. You do not need to be technical.
You are running
You get your sign-in details and you are up and running.

What affects the cost

The number of users.
The number of phone numbers.

Everything can be customised. We do not publish prices: WhatsApp us and we quote on your own needs.

WhatsApp us for a quote (opens WhatsApp in a new tab)

Questions about Landline to WhatsApp

What is Landline to WhatsApp?

With Landline to WhatsApp, your customers can WhatsApp your existing office landline number. It works like a normal call to the switchboard, but on WhatsApp.

Do I need a new number?

No. Landline to WhatsApp works on your existing office landline number, so you do not need a new number.

Will voice calls still work?

Yes. With Landline to WhatsApp, voice calls to your office landline number keep working normally.

Is it the official WhatsApp service?

Yes. Landline to WhatsApp from Outsource Digital runs on the official WhatsApp Business Platform, on your existing office landline number.

Who answers the messages?

With Landline to WhatsApp, an AI assistant with a knowledge base answers the messages first. Each message is then routed to the right department, and that department chats with you one-on-one.

Does it answer after hours?

Yes. With Landline to WhatsApp, the AI assistant answers WhatsApp messages to your office number after hours too.

How does a message reach the right person?

With Landline to WhatsApp, the customer is asked a few short questions about their query. The message is then routed to the right department: sales, service or accounts.