Contact Us Contact Interstate Consortium Get in touch with Interstate Consortium today. Our team is here to answer your questions and help you with DOT compliance, drug and alcohol testing, and all our trucking compliance services. Get In Touch Name (required) Company Name Email (required) Phone Message (required) I would like to enroll in services SMS Consent By providing a telephone number and submitting this form you are consenting to be contacted by SMS text message. Message and Data Rates may apply. Message frequency may vary. You can STOP messaging by sending STOP and get more help by sending HELP. Click here to view Privacy Policy Contact Interstate Consortium Contact us Information Phone Number (832) 631-9988 Email [email protected] Address 5900 Balcones Dr Ste 100, Austin, TX 78731 Business Time Monday To Friday 09:00 am – 05:00