Format phone number to add country code

Hi @teloss79,
Thank you for reaching out to the Community!
Here are some resources that might be of interest as well:
- Format your data with workflows
- Custom Formula Functions
@karstenkoehler thank you for your help!
Could you please explain how the workflow you suggested would work with additional “0” within the phone number to help @teloss79, please?
Thanks a lot!
Have a great day!
Best,
Bérangère