Alert! Leaving National Maritime Center

Warning: Homeport recommends using Microsoft Edge. Unsupported browsers; such as Chrome, Firefox or Safari, may erroneously say credentials are invalid or display an incompatibility warning. If this happens please contact the NMC via chat, email or phone.

Do you want to proceed to Homeport Application Status?

 
Yes
 
No
 

Alert! Leaving National Maritime Center

Warning: Homeport recommends using Microsoft Edge. Unsupported browsers; such as Chrome, Firefox or Safari, may erroneously say credentials are invalid or display an incompatibility warning. If this happens please contact the NMC via chat, email or phone.

Do you want to proceed to Homeport Credential Verification?

 
Yes
 
No
 

Alert! Leaving National Maritime Center

Warning: Homeport recommends using Microsoft Edge. Unsupported browsers; such as Chrome, Firefox or Safari, may erroneously say credentials are invalid or display an incompatibility warning. If this happens please contact the NMC via chat, email or phone.

Do you want to proceed to Homeport NMERPAC?

 
Yes
 
No
 

Alert! Leaving National Maritime Center

Warning: Homeport recommends using Microsoft Edge. Unsupported browsers; such as Chrome, Firefox or Safari, may erroneously say credentials are invalid or display an incompatibility warning. If this happens please contact the NMC via chat, email or phone.

Do you want to proceed to NMEDMAC?

 
Yes
 
No
 

Alert! Leaving National Maritime Center

Warning: Homeport recommends using Microsoft Edge. Unsupported browsers; such as Chrome, Firefox or Safari, may erroneously say credentials are invalid or display an incompatibility warning. If this happens please contact the NMC via chat, email or phone.

Do you want to proceed to NOSAC?

 
Yes
 
No
 

Alert! Leaving National Maritime Center

Warning: Homeport recommends using Microsoft Edge. Unsupported browsers; such as Chrome, Firefox or Safari, may erroneously say credentials are invalid or display an incompatibility warning. If this happens please contact the NMC via chat, email or phone.

Do you want to proceed to Sea Service Renewal Calculator?

 
Yes
 
No
 

Alert! Leaving National Maritime Center

Warning: Homeport recommends using Microsoft Edge. Unsupported browsers; such as Chrome, Firefox or Safari, may erroneously say credentials are invalid or display an incompatibility warning. If this happens please contact the NMC via chat, email or phone.

Do you want to proceed to Homeport Print Certificate for Display Only?

 
Yes
 
No
 

Contact Us.

We’re here to help.

“Our Customer Service Center, operated by Insight Technology Solutions, LLC, a Contractor for the U.S. Coast Guard’s National Maritime Center in Martinsburg, WV, provides services via phone, e-mail, and Live Chat. This dedicated team offers general information on application status, how to apply, scheduling, website navigation, and directing contacts to appropriate personnel for further support. However, they do not evaluate qualifications or process applications. The general credentialing information provided is readily available on our website and is intended solely for guidance, remaining subject to evaluation upon submission of a complete application.”

Live Chat

We’re available Monday-Friday, 8:00 a.m. to 4:30 p.m. Eastern Time.

Live Chat

Email

We’re available Monday-Friday, 8:00 a.m. to 4:30 p.m. Eastern Time.

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Call Us

We’re available Monday-Friday, 8:00 a.m. to 4:30 p.m. Eastern Time.

Call 1 (888) 427-5662.

Questions about credentialing policy? Contact the Office of Merchant Mariner Credentialing (CG-MMC), at (202) 372-2357 or MMCPolicy@uscg.mil.