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Get the answers and resources you need in the Mariners Learning System Help Center. From FAQs and troubleshooting to course info and support, we're here to ensure your learning and certification success.

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An Overview of Mariners Learning System's Offerings

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Downloadable MLS App

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What's a USCG Captain's License & Merchant Mariner Credential?

Captain's Licenses Explained: Types, Requirements, and More

Why Become a Captain? Exploring the Benefits of a USCG License

How a Captain's License Can Boost Your Income

Advantages and Career Paths of Obtaining a Captain's License

A Comprehensive Look at USCG Captain Licenses

Choosing the Right USCG Captain's License for Your Goals

Online vs. Classroom Training for Your Captain’s License

How Long Will It Take to Get My Captain’s License?

Debunking Myths About Online Captain's License Courses

Captain’s License FAQ: Citizenship, Passengers, and More

Expert Support with Mariners Learning System Instructors

What Is the Mariners White Glove Service?

General

Navigating USCG Captain's License Eligibility

Understanding Sea Service Requirements

How to Accumulate Sea Service Days for Your MMC

Counting Military Sea Time Toward Your Captain’s License

Boundary Lines in Relation to Documenting Boating Experience

Physical Fitness Standards for USCG Captain’s Licenses

Understanding Medical Disqualifiers for USCG Captain’s Licenses

What You Need to Know About Drug Testing for Captain’s Licenses

Can You Obtain a Captain’s License with a Criminal Record?

Transportation Worker Identification Credential (TWIC) and Background Checks

Why Every Aspiring Captain Needs a TWIC Card for License Applications

Safety and Suitability Evaluation Process for Mariners

Requirements Overview

OUPV/Six-Pack License Explained

Essential Requirements for the OUPV/Six-Pack

How to Complete Your Six-Pack License Course Online

How Long Is the OUPV/Six-Pack Final Exam?

Restricted vs. Full OUPV License: What Is the Difference?

OUPV/Six-Pack

Overview of the 25/50/100 Ton Master's License

Career Paths for Master's License Holders

Key Requirements for Obtaining Your 25/50/100 Ton Master's License

Meet the Master's Written Requirement Online

Understanding the Online Testing Process for the Master's

25/50 or 100-Ton Master

How to Upgrade from OUPV/Six-Pack to 25/50/100 Ton Masters

What Jobs Can You Get with a Master's License?

Essential Steps to Qualify for a Master’s Captain’s License

Online Learning for Your OUPV to Master’s License Transition

What to Expect in the Master's Upgrade Final Exam

OUPV Upgrade to 25/50/100-Ton Master

Assistance Towing Endorsement Explained

How to Qualify for a Towing Endorsement

Flexible Online Towing Endorsement Course

What to Expect from the Towing Endorsement Exam

Towing Endorsement

Why You Should Consider the Sailing Endorsement

Requirements for Adding a Sailing Endorsement

How to Get Your Sailing Endorsement Online

Sailing Endorsement Final Exam: Insights and Passing Criteria

Sailing Endorsement

Overview on the Deck License Renewal Process

Requirements for Deck License Renewal

No Sea Time? Renew Your Deck License with an Online Course

Preparing for Your Deck License Renewal Exam

Deck License Renewal

Our Coast Guard-Approved Exam Process

Flexible On-Demand Online Testing

MLS Online Exam Requirements

General Software Information

Online Testing

Overview of the Merchant Mariner Credential Application Process

OUPV and Master's Original Captain's License Checklist

Form CG-719B: Application for Merchant Mariner Credential

Form CG-719S: Small Vessel Sea Service

Form CG-719K: Application for Medical Certificate

Form CG-719P: DOT/USCG Periodic Drug Testing

Form CG-719C: Disclosure Statement for Narcotics, DWI/DUI, and/or Other Convictions

Transportation Worker Identification Credential (TWIC) Card

Adult CPR and Basic First Aid Certification

Meeting the Written Requirement with MLS Certificate

Paying MMC Issuance Fees for Your Maritime Credentials

How to Submit Your Captain’s License Application Packet

Merchant Mariner Credentials (MMC) Issued

Navigating the Deck License Renewal Application Process

CG-719 Series Forms: Current Status and Usage Guidelines

Application Process

Captain's Licenses

What Are the Mariners Recreation Certification Programs?

Understanding the Roles: Crew, Skipper, and Master Skipper

How Are These Recreational Courses Different From State Safe Boating Requirements?

How Do Mariners Learning System Recreational Courses Differ From USCG Captain's Licenses?

Mariners Crew

Mariners Skipper

Mariners Master Skipper of Power

Mariners Master Skipper of Sail

Mariners Master Skipper of Power and Sail

Types of Certificates

Navigate Your Online Recreational Certification Exam

Do You Need an FCC License? A Comprehensive Breakdown

Understanding FCC License Requirements

Marine Radio Operator Permit (MP)

General Radiotelephone Operator License (PG)

Restricted GMDSS Radio Operator's License (RG)

GMDSS Radio Operator's License (DO)

GMDSS Radio Maintainer's License (DM)

GMDSS Radio Operator/Maintainer License (DB)

Ship Radar Endorsement

License Types

Benefits of Online FCC Element Exams

FCC On-Demand Online Testing

Navigating Online Testing Requirements

What to Expect from the FCC Online Testing Software

Overview of the FCC License Application Process

Completing the 605 Main Form

Filling Out the FCC Schedule E Form

Documenting a Court Conviction in Your FCC Application Process

How to Access Your FCC Course Completion Certificate

Where to Send Your FCC Application Packet for Review

FCC Application Issuance Fees

How to Print and Manage Your FCC License After Approval

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Reset Your Course Locker Password

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Private Browsing on Shared or Public Devices for Course Locker

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LockDown Browser Troubleshooting

Technical Troubleshooting

Drinkware Bottle Types

Drinkware Care

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