Groton Naval Base Post Office

1 Naval Submarine Base Groton, CT 06349
Phone: 860-445-7744

Post Office Lobby Hours
Monday 8:00am - 3:30pm
Tuesday 8:00am - 3:30pm
Wednesday 8:00am - 3:30pm
Thursday 8:00am - 3:30pm
Friday 8:00am - 3:30pm
Saturday Closed
Sunday Closed


Groton Naval Base Post Office is a United States Postal Service (USPS) facility in Groton, CT. This post office offers a full array of services, including package delivery and first class mail.


Business Reply Mail® Account Balance
Business Reply Mail New Permit
Burial Flags
Duck Stamps
Money Orders (Domestic)
Money Orders (Inquiry)
Money Orders (International)
Pickup Hold Mail
Pickup Accountable Mail
PO Boxes
Priority Mail International®

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