Contact Us

Corporate Office

P.O. Box 2308
Issaquah, WA 98027
(866) 346-3283
corporate@ntsi.com

Western Region – Northern

275 N. 4th St.
San Jose, CA 95112
(408) 297-7200
(800) 286-6874
ntsinc@ntsi.com

Southeast Region

618 E South St #500
Orlando, FL 32801
(888) 497-4499
ntsise@ntsi.com

Western Region – Southern

525 Cabrillo Park Drive, STE 150
Santa Ana, CA 92701
(714) 285-4854
(888) 396-6874
ntsisc@ntsi.com

Northeast Region

201 Edward Curry Ave. #206
Staten Island, NY 10314
(718) 816-0533
(800) 733-6874
ntsine@ntsi.com

Michigan BDIC Questions?

(888)-693-0336

Northwest Region

P.O. Box 2308
Issaquah, WA 98027
(425) 369-9000
(800) 588-6874
ntsinw@ntsi.com

Arizona Defensive Driving

800-726-6874
ntsirm@ntsi.com