Greenwich Post Office

29 Valley Dr Greenwich, CT 06831
Phone: 203-625-3168

Parking: Parking Lot Available
Post Office Lobby Hours
Monday 12:01am - 11:59pm
Tuesday 12:01am - 11:59pm
Wednesday 12:01am - 11:59pm
Thursday 12:01am - 11:59pm
Friday 12:01am - 11:59pm
Saturday 12:01am - 11:59pm
Sunday 12:01am - 11:59pm


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


Self-Service Kiosk
Business Reply Mail® Account Balance
Business Reply Mail New Permit
Burial Flags
Carrier Services
Duck Stamps
Greeting Card Services
Money Orders (Domestic)
Money Orders (Inquiry)
Money Orders (International)
Pickup Hold Mail
Pickup Accountable Mail
PO Boxes
Priority Mail International®

Passport Services at Greenwich Post Office

Greenwich Post Office can accept first-time passport applications, and can facilitate passport renewals. You can schedule an appointment at this post office by calling 203-625-3168 or schedule an appointment online using the Online Scheduling Tool. When you go to your appointment to apply for a new passport, you will need to bring the following items with you to the post office:

  1. A completed U.S. Passport Application form (DS-11)
  2. Proof of U.S. Citizenship. You will need to present original physical documentation proving your citizenship status (for example, your birth certificate). In addition, you will need to bring a photocopy of the document.
  3. Proof of Identity. You will need to show, for example, a driver's license. In addition, you will need to bring a photocopy of this identification document.
  4. A recent color photograph (a "passport photo") which must show the front of your face, and be 2x2 inches in size. Greenwich Post Office does have passport photo services, and, for a fee, your photo can be taken there.

See this resource from the U.S. Department of State for full instructions on how to apply in person, including the full list of documents that can be used as proof of U.S. citizenship, and the full list of acceptable identification documents.

Nearby Post Offices

Downtown Greenwich Post Office

44 Amogerone Crossway
Greenwich, CT 06830

Port Chester Post Office

245 Westchester Ave
Port Chester, NY 10573

Cos Cob Post Office

152 E Putnam Ave
Cos Cob, CT 06807

Rye Post Office

41 Purdy Ave
Rye, NY 10580

Purchase Post Office

3003 Purchase St
Purchase, NY 10577

Riverside Post Office

1273 E Putnam Ave
Riverside, CT 06878

Old Greenwich Post Office

36 Arcadia Rd
Old Greenwich, CT 06870

Stamford Post Office

427 West Ave Rm 334
Stamford, CT 06910

West Ave Carrier Unit Post Office

427 West Ave
Stamford, CT 06910

West Ave Post Office

317 West Ave
Stamford, CT 06902

Harrison Post Office

258 Halstead Ave
Harrison, NY 10528

Bulls Head Post Office

19 High Ridge Rd
Stamford, CT 06905