Rensselaer County Post Office

Find Rensselaer 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.


Averill Park Post Office 2951 Highway 43 Averill Park NY 12018 518-674-3423


Berlin Post Office 18246 Highway 22 Berlin NY 12022 518-658-2993

Brainard Post Office 2045 Highway 20 Nassau NY 12123 518-794-7282

Castleton On Hudson Post Office 108 South Main Street Castleton-on-Hudson NY 12033 518-732-2132

Cherry Plain Post Office 65 Cherry Plain Square Berlin NY 12022 518-658-2503

Cropseyville Post Office 3991 New York 2 Troy NY 12180 518-279-1220

Eagle Bridge Post Office 3902 Highway 67 Eagle Bridge NY 12057 518-686-7221

East Greenbush Post Office 10 Greenwood Drive East Greenbush NY 12061 518-477-5212

East Nassau Post Office 6466 Highway 66 East Nassau NY 12062 518-794-9741

East Schodack Post Office 1649 Columbia Turnpike Castleton-on-Hudson NY 12033 518-477-8462

Grafton Post Office 6 Roxborough Road Grafton NY 12082 518-279-9627

Green Island Post Office 137 George Street Troy NY 12183 518-273-5032

Hoosick Falls Post Office 35 Main Street Hoosick Falls NY 12090 518-686-7011

Hoosick Post Office 4956 New York 7 Hoosick Falls NY 12090 518-686-7566

Johnsonville Post Office 2442 Route 67 Johnsonville NY 12094 518-753-4938

Lansingburgh Post Office 2 116th Street Troy NY 12182 518-235-2322

Melrose Post Office 807 New York 40 Melrose NY 12121 518-235-2071

Nassau Post Office 10 Fairgrounds Street Nassau NY 12123 518-766-3322

North Hoosick Post Office 22157 Highway 22 Hoosick Falls NY 12090 518-686-7711

Petersburg Post Office 90 Main Street Petersburg NY 12138 518-658-3649

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.