Hey @TonyJAUS, sorry to hear you're having some issues with your Caller ID on your NBN Landline.
We have some handy steps on how to turn this feature on, just visit our Manage home phone number display settings support page.
If you’re still needing a hand, we recommend messaging us via the My Optus App. The team is available 24/7 and are ready to assist customers as quickly as possible.
Did we answer your question? Please mark it as a Accepted Solution and if you see something that was helpful to you or the rest of the community, giving a Kudos is only a click away.