Please click on the following link to convert your vCard file to a CSV.
http://labs.brotherli.ch/vcfconvert/
1. Choose your file
2. For the "Format," please make sure to select CSV and Comma options. Also, check the box for "Add header line".
3. Click the "convert" button
4. The converted file is automatically downloaded to your computer. If you're not prompted where to save the file, you'll find it in the "Downloads" folder on your computer.