How To Activate a Optus SIM Card

How To Activate a Optus SIM Card

What is Optus SIM Card?

Singtel Optus Pty Limited is an Australian telecommunications company headquartered in Macquarie Park, a suburb in the Northern Sydney region of Sydney, New South Wales, Australia. It is a wholly owned subsidiary of Singaporean telecommunications company Singtel.

How To Activate a Optus SIM Card

To activate your SIM, head to and follow the prompts. You can do this using a computer, tablet or another smartphone. Or put your SIM in your phone and call 555. You’ll need current and valid ID details (such as your driver’s licence, credit card or passport) to activate.

Frequently Asked Questions

Do Optus SIM cards expire?

Service expiry To keep your service active you need to recharge 186 days from your credit expiry, otherwise you may require a new SIM card to use the service and you may not be able to continue using your mobile number.

Why is my Optus SIM card not working?

Possible cause 1: Your SIM is faulty: Check if your SIM is faulty by inserting it in another mobile phone. If your SIM is not accepted by the other mobile phone, your SIM is probably faulty. Contact customer service or find an Optus dealer near you using our Store Locator to order a new SIM.

Can I use My Optus SIM overseas?

International roaming enables you to send/receive calls and texts, use data while overseas. International roaming options include Optus Daily Roaming, $10 Roaming Pass or Standard Roaming Rates which is a pay as you go service.

Does Optus work internationally?

Optus Daily Roaming is an international roaming service. It’s auto-activated, so if you don’t turn it off it’ll automatically trigger when you start using your Mobile service in an eligible Zone 1 destination.

How does Optus prepaid SIM work?

A Prepaid mobile service is one that you pay for upfront when you purchase a SIM Starter Kit or a recharge. You pay a certain amount of money before you start using the service, which is converted into mobile credit used for: Making calls. Sending text messages.

What is My Optus password?

You can find the default Wi-Fi network name and password printed on the sticker on the bottom of your modem. Before you can change your Wi-Fi network name and password, you’ll need to find your login for the modem settings page. This can be found printed on the sticker on the back of your modem.

How do I register My Optus account?

  • Go to
  • Fill in your email address and date of birth and click Next.
  • Follow the prompts.

What is Optus number?

For support through online chat go to ‘How do I dispute third party purchases’ under You can also contact Optus Customer Service on 1300 300 937 or at to chat through your access options.

How do I contact Optus?

You can contact Optus using our online messaging. Simply log in with your My Account details in My Optus app or click on the Messaging icon on the bottom right of this page. To help you, our Optus Digital Assistant will respond instantly and connect you to an expert if your question needs to be escalated.

Can I receive SMS while overseas with Optus?

Familiar products and services – Use your Optus mobile for voice calls and to send and receive SMS while you’re away. And many countries also support video-call roaming, so you can see and speak to colleagues and family.