C
Interstate Testing Services Inc
1555 N 42nd Street Unit C, Grand Forks ND 58203-0809
(701) 775-3168
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Northern Testing
3108 S Broadway, Suite E, Minot ND 58701-3127
(701) 839-4730
Drug & alcohol testing; Consortium services, On-site testing - 24/7; Policy development; Driver qualification files maintenance; Background checks
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