Checkers is a highly qualified and reputable drug and alcohol testing facility. We have been in business since 2004 and have had testing available in Watford City ND since 2006. Our staffed office hours are M-F 800am-500pm. Someone is always on call 24/7 each night of the week, holidays and weekends. You must call in advance to 701-842-3900 to get someone to the location after hours.