Union, NY ZIP Codes
Union, New York has 2 ZIP codes: 2 for street addresses ( and ).
Your street decides which one you use.
Which Union ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Union ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Union town limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and county subdivision limits (2024).
All Union ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 13760 | street delivery; mail may be addressed to Endicott Binghamton Sorting and Delivery Center |
| 13790 | street delivery; mail may be addressed to Johnson City Johnson City |
ZIP codes from nearby towns that reach into Union
- 13905, mailing town Binghamton, covers 2 percent of Union
Why your mail may say Union when you live outside it
Union ZIP codes also cover Maine, Johnson City and Endwell, so a letter addressed to Union can go to a home outside the town limits.
The reverse happens too: parts of Union use 13905, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Broome County property records show which city you are in.
Union ZIP code questions
What is the main ZIP code for Union?
13760, the ZIP code of the main Binghamton Sorting and Delivery Center post office at 115 Henry St.
What county is Union in?
Broome County.
ZIP codes for towns near Union
More towns near Union: Town of Manlius, Salina, Cicero, Clay, Utica, Rome, Hazleton, Town of Wallkill, Middletown.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections