Montana Polygraph Lie Detector Locations

To schedule a polygraph appointment with us, here are the steps to take. Exam prices, examiner credentials, office hours, and more, can be found on the following test location pages.

  • STEP 1: Select the GPN testing location you would prefer to go to (see below).
  • STEP 2: Register for an exam, either online or by calling our 24-hour hotline.
  • STEP 3: After processing, your examiner will contact you to schedule an appointment,
    and the examiner's contact information will be emailed to you.
  • STEP 4: Schedule an appointment for a mutually convenient date and time.
  • STEP 5: Discuss with your examiner what you are trying to resolve with the test.
  • STEP 6: After the exam, your examiner will provide a detailed written report.

Enter your zip code to find our nearest location (U.S. only)



City COST
Billings MT 1500 USD
Bozeman MT 1500 USD
Butte MT 1500 USD
Glendive MT 650 USD
Great Falls MT 850 USD
Helena MT (at customer location) 650 USD
Kalispell MT 650 USD
Miles City MT 1500 USD
Missoula MT 850 USD
Plentywood MT 1500 USD
Shelby MT 1500 USD
Sidney MT 600 USD
Wolf Point MT 625 USD
zz Near Montana – Post Falls ID 375 USD