Home > Locations > Austin, TX Austin, TX Location Information 5555 N. Lamar Blvd., Suite D113 Austin, TX 78751-1075 Get directions Phone: (512) 323-9454 Fax: (512) 323-9890 ServiceAvailable onsite with appointment EvaluationAvailable onsite with appointment Normal Business Hours Monday - Friday 8:30 am to 12:00 pm 1:00 pm to 5:00 pm After-Hours (Phone Support) Mon-Fri 5:00 pm - 12 am (EST) Sat-Sun 10:00 am - 7:00 pm (EST) (800) 500-9150 Log into myNumotion app to live chat, check your order status, or pay your invoice.