Andy,
Not in a macro. But there is some information for you here...
http://www.members.shaw.ca/AlbertKallal/zip/index.htm

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Steve Schapel, Microsoft Access MVP
> I am currently using a macro to export a table as a .csv file and sending the
> resulting .csv. Unforuntately the size of the .csv file is reaching 7MB our
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>
> Thanks