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United States Postal Service
One of 53 shipping or delivery service listings in Ontario.
About United States Postal Service
United States Postal Service is a shipping or delivery service in the public service and government sector, based in Ontario, CA. Its recorded address is 1555 E Holt Blvd, 91761-9300. The listing includes a telephone number, an official website. It is one of 53 shipping or delivery service listings tracked in Ontario; the nearest comparable listing is US Post Office, within walking distance. United States Postal Service has 31,861 listed locations in total; this page covers the Ontario branch.
- Address
- 1555 E Holt Blvd, Ontario, CA, 91761-9300
- Phone
- +18002758777
- Website
- tools.usps.com
- Social
Questions
Where is United States Postal Service located?
1555 E Holt Blvd, Ontario, CA, 91761-9300
How do I contact United States Postal Service?
+18002758777 · https://tools.usps.com/find-location.htm?location=1376170
What type of business is United States Postal Service?
United States Postal Service is a shipping or delivery service (public service and government) in Ontario.
United States Postal Service branches
United States Postal Service has 31,861 listed locations. This branch is in Ontario.
- Honaunau96726
- Pahoa96778-3001
- Kurtistown96760-3001
- Kailua Kona96740
- Hilo96720-0014
- Pepeekeo96783-8497
- Waikoloa96738-2001
- Ninole96773-9997
- Kamuela96743-3501
- Honokaa96727-7211
Nearby shipping or delivery service
- US Post OfficeOntario0.0 km
- ONTARIOONTARIO0.0 km
- FedExOntario1.4 km
- The UPS StoreOntario1.8 km
- Jack Jones TruckingOntario1.8 km
- Aportstorage® ContainersOntario1.8 km
- DJ Mailing etcOntario2.0 km
- Blue Eagle IncOntario2.6 km
- PUNTO DE VENTA DE DHL EXPRESS Ontario2.7 km
- FedEx ShipSiteOntario3.5 km
- Truline PackagingRancho Cucamonga3.5 km
- US Post OfficeOntario3.0 km
- United States Postal ServiceOntario3.0 km
- DOWNTOWN ONTARIOONTARIO3.0 km
- Sav-on BagsOntario3.5 km
Cite this page
“United States Postal Service, Ontario — 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.