To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseReview for Zoiper Thunderbird Plugin by Lowfox
Rated 1 out of 5 stars
Not working in Thunderbird 78 - Needs to be upgraded !
Also agree it should indeed parse emails for Tel. numbers...
To create your own collections, you must have a Mozilla Add-ons account.