Franklin Square, NY ZIP Codes
Franklin Square, New York has 3 ZIP codes: for street addresses and and for PO boxes.
Mail addressed to Franklin Square covers nearby places too.
Where the 11010 ZIP code reaches
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13218 and 13290 have no area on the map: they are PO box or single-organization ZIP codes. Dashed line: the Franklin Square Census outline.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Franklin Square
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?
Franklin Square PO box and business ZIP codes
| ZIP | Type and post office or station |
|---|---|
| 11010 | street delivery Franklin Square |
| 13218 | PO boxes at the Franklin Square post office Franklin Square |
| 13290 | PO boxes at the Franklin Square post office Franklin Square |
ZIP codes from nearby towns that reach into Franklin Square
- 11003, mailing town Elmont, covers 10 percent of Franklin Square
- 11580, mailing town Valley Stream, covers 7 percent of Franklin Square
Why your mail may say Franklin Square when you live outside it
A letter addressed to Franklin Square can go to a home outside the town, because ZIP areas follow delivery routes, not town lines.
The reverse happens too: parts of Franklin Square use 11003 and 11580, which mail under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Nassau County property records show which city you are in.
Franklin Square ZIP code questions
What is the main ZIP code for Franklin Square?
11010, the ZIP code of the main Franklin Square post office at 867 Hempstead Tpke.
Which Franklin Square ZIP codes are for PO boxes only?
13218 and 13290. Mail to them goes to boxes at the post office, not to street addresses.
What county is Franklin Square in?
Nassau County.
ZIP codes for towns near Franklin Square
More towns near Franklin Square: Town of Hempstead, Freeport, East Meadow, North Hempstead, Long Beach, Levittown, Hicksville, Town of Oyster Bay, New York.
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