Westchester County Post Office

Find Westchester County New York post offices and USPS mailing boxes. Post offices provide information on bulk mail services, domestic mail delivery, international shipping, change of address, mail forwarding, PO boxes, and passport services.


Amawalk Post Office 3 Mahopac Avenue Amawalk NY 10501 914-245-0915


Ardsley On Hudson Post Office 110 Ardsley Avenue West Irvington NY 914-591-7299

Ardsley Post Office 875 Saw Mill River Road Ardsley NY 10502 914-693-0476

Armonk Post Office 403 Main Street Armonk NY 10504 914-273-6731

Bedford Hills Post Office 60 Adams Street Bedford Hills NY 10507 914-666-5268

Bedford Post Office 40 Village Green Bedford NY 10506 914-234-3275

Briarcliff Manor Post Office 1077 Pleasantville Road Briarcliff Manor NY 10510 914-923-4677

Bronxville Post Office 119 Pondfield Road Bronxville NY 10708 914-779-7092

Buchanan Post Office 252 Tate Avenue Buchanan NY 10511 914-737-9241

Centuck Post Office 1585 Central Park Avenue Yonkers NY 10710 914-771-6927

Chappaqua Post Office 107 North Greeley Avenue Chappaqua NY 10514 914-238-7592

Crompond Post Office 60 Baron De Hirsch Road Crompond NY 10517 914-528-5824

Cross River Post Office 20 Cross River Shopping Ctr Ste H Cross River NY 10518 914-763-3798

Croton Falls Post Office 8 Front Street Croton Falls NY 10519 914-277-1427

Croton On Hudson Post Office 50 Maple Street Croton-on-Hudson NY 10520 914-271-7589

Crugers Post Office 2042 Albany Post Road Croton-on-Hudson NY 10520 914-739-0602

Dobbs Ferry Post Office 120 Main Street Dobbs Ferry NY 10522 914-693-0451

Eastchester Post Office 155 Fisher Avenue Eastchester NY 10709 914-779-7130

Elmsford Annex Post Office 150 Clearbrook Road Elmsford NY 10523 914-592-6703

Elmsford Post Office 2 East Main Street Elmsford NY 10523 914-592-0968

What Change of Address options are available?

Customers can request a temporary or permanent Change of Address either online or in person at the Post Office using PS Form 3575. The online application for Change of Address has a $1.00 identity validation fee.

Is it possible to insure mail and items sent via the USPS?

Yes. Standard mail can be insured for up to $5,000 for an additional fee. Registered mail items can be insured for up to $50,000.

What is the USPS Office of Inspector General?

The Office of Inspector General (OIG) is a division within the USPS responsible for ensuring the integrity and accountability of the postal service. It conducts investigations to safeguard the postal system and performs audits and reviews.