Hi,
As Lorne Rogers said, you can use the Power Automate flow to synchronize contact information to the SharePoint list. You can refer to the following flow:

Result:

After that, you need to disable the previous flow, and then use the following flow to prevent duplicate data import:

If this helped you, I'd appreciate it if you'd mark this as a Verified Answer, which may in turn help others as well.
Best Regards,
Frank Gong