Groton, CT Post Office – 1 Naval Submarine Base

Groton Post Office
New London County Post Office
Post Office

Groton Post Office – Groton Naval Base Location

The Groton post office offers services provided by the United States Postal Service (USPS). For your convenience we have provided operating hours, phone numbers and other relevant information about this Groton post office.

Information & Services

Location Type: Post Offices
Passport Services: No

Groton, CT 6349

Phone Number: 860-445-7744
800 Phone Number: 800-ASK-USPS®
TTY Phone Number: 877-889-2457
Fax Number:

Groton Post Office Hours – Is The Post Office Open Today?

Retail HoursBulk Mail HoursLast Collection HoursLobby HoursPassport HoursPO Box HoursPickup Service Hours

Retail Hours

Monday-Friday 9:00am-13:00 14:00-15:30

Is The Post Office Open on Saturdays?

Saturday-Sunday Closed

Is The Post Office Open on Sundays?

Bulk Mail Hours

Last Collection Hours

Monday-Friday 15:30
Saturday 13:00
Sunday Closed

Lobby Hours

Monday-Friday 8:00am-15:30

Passport Appointment Hours

Passport Photo Hours

Passport Walk in Hours

Service hours may vary.

PO Box Access Hours

Monday-Friday 8:00am-15:30

PO Box Delivery Hours

Monday-Friday 11:00am
Saturday-Sunday Closed

Post Office Pickup Services Hours

Monday-Friday 9:00am-13:00 14:00-15:15
Saturday-Sunday Closed

Groton Naval Base Onsite Services

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

Post Office Online Services

Post Office Groton, Connecticut