Hi SamCat61,
For help with ensuring all information is showing as expected, start with a normal restart of your iPhone. The steps below found in the article here will assist: Restart your iPhone - Apple Support
"How to restart your iPhone X, 11, 12, 13, or later
- Press and hold either volume button and the side button until the power-off slider appears.

- Drag the slider, then wait 30 seconds for your device to turn off. If your device is frozen or unresponsive, force restart your device.
- To turn your device back on, press and hold the side button (on the right side of your iPhone) until you see the Apple logo."
If you're still not seeing the information check your location service settings with the help of the article here: About privacy and Location Services in iOS and iPadOS - Apple Support
Reach out to Apple Support directly if the issue remains.
Contact - Official Apple Support
Contact Apple for support and service - Apple Support
Best.