Dear Lynn Stephenson
Good day! Thank you for posting to Microsoft Community. We are happy to help you.
Based on your description, if you want to save the sharepoint list as a template to use in your organization, you can create and manage custom list templates using Microsoft PowerShell to achieve this requirement.
For the detailed steps and information, please kindly refer to Custom list templates - SharePoint in Microsoft 365 | Microsoft Docs

If there are any misunderstanding or unclear, You can post back in your free time. We’re looking forward to your reply and will continue to help you all the time!
Sincerely,
Stacey | Microsoft Community Moderator
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