Brentwood Post Office

25 2 Nd Ave Brentwood, NY 11717
Phone: 631-273-0947

Parking: Parking Lot Available
Post Office Lobby Hours
Monday 6:00am - 5:00pm
Tuesday 6:00am - 5:00pm
Wednesday 6:00am - 5:00pm
Thursday 6:00am - 5:00pm
Friday 6:00am - 5:00pm
Saturday 6:00am - 4:00pm
Sunday Closed


Brentwood Post Office is a United States Postal Service (USPS) facility in Brentwood, NY. 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
Bulk Mail New Permit
Burial Flags
Bulk Mail Acceptance
Bulk Mail Account Balance
Carrier Services
Duck Stamps
Greeting Card Services
Global Express Guranteed®
Money Orders (Domestic)
Money Orders (Inquiry)
Money Orders (International)
Pickup Hold Mail
Pickup Accountable Mail
Pickup Notice Left Mail
PO Boxes
Priority Mail International®
Sure Money

Passport Services at Brentwood Post Office

Brentwood Post Office can accept first-time passport applications, and can facilitate passport renewals. You can schedule an appointment at this post office by calling 631-273-0947 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. Brentwood 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

Hauppauge Industrial Park Post Office

150 Oser Ave
Hauppauge, NY 11788

Central Islip Post Office

110 E Suffolk Ave
Central Islip, NY 11722

Bay Shore Post Office

1314 5 Th Ave
Bay Shore, NY 11706

Federal Court House Post Office

101 Federal Plz
Central Islip, NY 11722

Islip Terrace Post Office

136 Carleton Ave
Islip Terrace, NY 11752

Islip Post Office

309 Main St Unit 3
Islip, NY 11751

Penataquit Post Office

10 Bay Shore Ave
Bay Shore, NY 11706

Deer Park Post Office

375 Carlls Path
Deer Park, NY 11729

Hauppauge Post Office

960 Wheeler Rd
Hauppauge, NY 11788

Brightwaters Post Office

145 Orinoco Dr
Brightwaters, NY 11718

Commack Post Office

150 Veterans Memorial Hwy
Commack, NY 11725

East Islip Post Office

11 Greenwood Ave
East Islip, NY 11730