I would call some linen stores in your local area. I would think after they have been used for different catering events they'd off load some. also, check w/ restaurants to find out if they have any you could purchase at a discount price pr of they can recommend a business they deal with. :)
Login using the form on the top of the page to post feedback (if you are a registered user). If you have not yet registered, click here to do so. It's FREE!.