How can I get a copy of AOTA's W9 form? January 09, 2020 14:08 Updated Follow You can download a copy of AOTA's W9 form directly from here. If you have any questions, please email email@example.com. W9 2020_Providing AOTAs tax id numbr.pdf 100 KB Download Related articles How can I contact Customer Service? AOTA Pricing Policy How do I pay my open orders online? Where do I find the downloadable pdf's? Are membership dues tax deductible?