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US Post Office
One of 10 shipping or delivery service listings in Smithtown.
About US Post Office
US Post Office is a shipping or delivery service in the public service and government sector, based in Smithtown, NY. Its recorded address is 25 Route 111, 11787. The listing includes a telephone number, an official website. It is one of 10 shipping or delivery service listings tracked in Smithtown; the nearest comparable listing is SMITHTOWN, within walking distance in SMITHTOWN. US Post Office has 7,292 listed locations in total; this page covers the Smithtown branch.
- Address
- 25 Route 111, Smithtown, NY, 11787
- Phone
- (800) 275-8777
- Website
- tools.usps.com
- Social
Questions
Where is US Post Office located?
25 Route 111, Smithtown, NY, 11787
How do I contact US Post Office?
(800) 275-8777 · https://tools.usps.com/find-location.htm?location=1381896
What type of business is US Post Office?
US Post Office is a shipping or delivery service (public service and government) in Smithtown.
US Post Office branches
US Post Office has 7,292 listed locations. This branch is in Smithtown.
- Kailua Kona96740-2440
- Hilo96720
- Hilo96720
- Laupahoehoe96764-9997
- Kapaau96755-3001
- Kihei96753
- Lanai City96763
- Pukalani96788
- Lahaina96761
- Honolulu96817
Nearby shipping or delivery service
- SMITHTOWNSMITHTOWN0.0 km
- United States Postal ServiceSmithtown0.0 km
- Smithtown Post OfficeSmithtown0.1 km
- The UPS StoreVillage of the Branch0.5 km
- UPS Access Point locationSMITHTOWN0.8 km
- Vinted Go Parcel ShopSmithtown0.8 km
- Vinted Go Parcel ShopSmithtown2.3 km
- Action Addressing and Mailing ServicesNesconset2.7 km
- HAUPPAUGEHAUPPAUGE3.6 km
- US Post OfficeHauppauge3.6 km
- United States Postal ServiceHauppauge3.6 km
- UPS Access Point locationNesconset3.2 km
- Vinted Go Parcel ShopSt James3.5 km
- SAINT JAMESSAINT JAMES3.7 km
- United States Postal ServiceSaint James3.7 km
Cite this page
“US Post Office, Smithtown — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.