Unionville Post Office

Find Unionville 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.


Unionville Post Office 1 Main Street Unionville NY 10988 845-726-3535


Westtown Post Office 2097 County Road 1 Westtown NY 10998 2.7 miles from Unionville 845-726-5026

Pine Island Post Office 665 County Road 1 Pine Island NY 10969 5.1 miles from Unionville 845-258-4798

Johnson Post Office 83 County Hwy 22 Johnson NY 10933 5.3 miles from Unionville 845-355-3112

Glenwood Post Office 958 Route 517 Glenwood NJ 07418 5.7 miles from Unionville 973-764-2616

Sussex Post Office 455 Highway 23 Sussex NJ 07461 7.0 miles from Unionville 973-875-7410

Slate Hill Post Office 1990 New York 284 Slate Hill NY 10973 7.5 miles from Unionville 845-355-4741

Vernon Post Office 530 County Rte 515 Unit 13 Vernon NJ 07462 8.2 miles from Unionville 973-764-9056

Port Jervis Post Office 20 Sussex Street Port Jervis NY 12771 8.4 miles from Unionville 845-858-8173

Matamoras Post Office 6 Pennsylvania Avenue Matamoras PA 18336 8.5 miles from Unionville 570-491-4715

New Milford Post Office 3 Jockey Hollow Road Warwick NY 10990 8.8 miles from Unionville 845-986-3557

Mc Afee Post Office 40 New Jersey 94 McAfee NJ 07462 8.9 miles from Unionville 973-827-8071

Huguenot Post Office 435 U.s. 209 Huguenot NY 12746 8.9 miles from Unionville 845-856-3076

Highland Lakes Post Office 177 Breakneck Road Highland Lakes NJ 07422 9.7 miles from Unionville 973-764-9086

Montague Post Office 264 Clove Road Montague NJ 07827 10.2 miles from Unionville 973-293-7444

Hamburg Post Office 28 Main Street Hamburg NJ 07419 10.4 miles from Unionville 973-827-0571

New Hampton Post Office 5070 Route 17M New Hampton NY 10958 10.7 miles from Unionville 845-374-3234

Florida Post Office 15 Edward J Lempka Drive Florida NY 10921 11.0 miles from Unionville 845-651-0044

Warwick Post Office 108 Main Street Warwick NY 10990 11.0 miles from Unionville 845-986-0271

Sparrow Bush Post Office 505 Highway 42 Sparrow Bush NY 12780 11.3 miles from Unionville 845-858-4232

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.