On-The-Go Learning For The Boating Enthusiast
Coast Guard Approved Captain’s Licensing Courses and Exams Online, Virtual FCC Tests, and More!
On-the-Go Learning for Commercial Boating
Online USCG Approved Licensing Courses, FCC Tests, and More!
On-the-Go Learning for Commercial and Recreational Boating
Online USCG Approved Licensing Courses, FCC Tests, and More!
Find the right course for you!
Earn Your USCG Captain’s License
Study anytime, anywhere to earn USCG Captain's Licenses! A convenient way to learn at your own pace.
Achieve Your FCC Radio License
Take your test online! FCC radio license exams made easy. Plus, our MROP course will ensure you pass!
Find the right course for you!
Improve Your Boating Knowledge
Everything you need to know to keep your passengers and boat safe while having fun on the water.
Earn Your USCG Captain’s License
Study anytime, anywhere to earn USCG licenses! A convenient way to learn at your own pace.
Achieve Your FCC Radio License
Take your test online! FCC radio license exams made easy. Plus, our MROP course will ensure you pass!
Why 200,000+ Boaters Turn to MLS for Education
Knowledge and Knowhow
Go beyond memorization. Our approach to learning is direct, clear, and effective. Have questions? Students can access instructors 24/7 through our online Help Center.
Experience That Counts
We’ve been educating boaters for nearly two decades and offering approved USCG e-learning courses online since 2005.
Convenience and Success
Our mobile app makes it easy to learn anytime and anywhere. It can be used offline and will sync your progress as soon as you get connected!


Online Captain's Licensing Exams—No Testing With the Coast Guard Required
We offer USCG approved testing online for those looking to become a licensed captain. Choose the course that interests you and earn your captain's license online. Whether you are looking to learn your Charter Boat Captain’s License, Master License, or get endorsed for towing and sailing, you can learn at your own pace online.
See What Our Students Are Saying
“Superbly designed with a logical flow. Text and online lectures are easy to follow. Quizzes and exams truly test your knowledge of the material. Any questions I had were answered rapidly. MOST IMPRESSED!!”
“Yet again MLS delivers. I just passed my exam for 50 Ton Master. I was totally prepared and passed the exam easily.”
“Their support is great, and the course material is excellent. Following the course material and studying hard, I passed the U.S. Coast Guard exam first try.”


Does E-Learning Really Work?
It’s all here in this one-minute guide!
Learning online is the best way to improve your knowledge, whether you’re a boater or a full-time mariner. Study anytime, anywhere. See the benefits of taking online courses.
MLS Educational Partnership Program
Want to expand your website or school focused on educating boaters and marine enthusiasts? Then join the MLS Educational Partnership Program. Start earning extra income online year-round by selling USCG Captain's License products from Mariners Learning System.


MLS American Hero Fund
Discounts for Military Personnel and First Responders
As a special thanks, military active-duty service members, veterans, and first responders are eligible for 25% off SITEWIDE. Verify your status today to take advantage of this exclusive offer at Mariners Learning System.