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U.S. Coast Guard: Merchant Mariner Credential application package submission guidelines

The following article was released by the U.S. Coast Guard's National Maritime Center and is available online.

Guidance is posted on the National Maritime Center (NMC) website to help mariners submit a complete and accurate Merchant Mariner Credential (MMC) application package. These guidance documents are intended to aid mariner applicants in properly completing the CG-719B Application for MMC and the Evidence of Sea Service forms. To ensure mariners receive credentials within the NMC-stated processing goal of 30 days, proper submission of this documentation is essential.

Two guides are currently available to assist mariner applicants in submitting application packages:
  • How to Fill Out the CG-719B Form, which can be found by clicking on the Forms link, located on the NMC homepage at
  • Sea Service Instructions, which can be found by clicking on the MMC Evaluation link, located on the NMC homepage at
If you have any questions or concerns, visit the NMC website or contact the NMC Customer Service Center by , by using the NMC online chat system, or by calling 1-888-IASKNMC (427-5662).

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