This website is scheduled to undergo routine maintenance on Saturday, 24 March 5:00 p.m.- Sunday, 25 March 2:00 a.m. CDT. During this time, you may not be able to schedule, reschedule or cancel test appointments. We apologize for this inconvenience and thank you for your patience.

Customer Service

Scheduling Reservations:

Monday - Friday: 8:00 a.m. – 11:00 p.m.
Saturday: 8:00 a.m. – 5:00 p.m.
Sunday: 10:00 a.m. – 4:00 p.m. (Eastern Time Zone)

Technical help:

Last updated 2017-07-27