This is a great use case to use a Campaign link. That way, if you ever have to update it, you only have to do it in one place!
For example, we have a number of campaigns that have links to our Hours of Operation, Map to Our Address, etc., which we are already using as Campaign Links.
In addition, the Phone number link option for buttons and text is nice, but Infusionsoft doesn’t let you apply any tags.
Instead you can use the URL link option and then apply tags, such as “clicked to call” or “clicked to text”
The HTML for phone call is
<a href="tel://0000000000">Call 0000000000</a>.
In the same way, you could also add the URL to a custom image you’ve uploaded. For example: