List & Label report generating software has export function to ZIP format, but it may actually not be used export .ll previews, but the actual report files. So this conversion may actually not be possible and you have to export the original report instead preview.
Convert List & Label preview file to WinZIP Compressed ZIP archive.
We have found one software suitable in our database for this conversion.
Microsoft Windows software - convert ll to zip on Windows
A report generating software
Convert from ll file format
The table with program actions contains information about what each program is capable of doing with their files. This may be a good pointer for further searches for certain file conversions and help you find the converter you are looking for if our search result is insufficient for you. However, it is far from perfect and may sometimes show results which are not really usable because of the nature of the software handles the files. So a conversion that appears as possible, just because of matched actions, may in fact not be possible.