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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 323 N Turner Ave, 91743-1600. 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 GUASTI, within walking distance in GUASTI. United States Postal Service has 31,861 listed locations in total; this page covers the Ontario branch.
- Address
- 323 N Turner Ave, Ontario, CA, 91743-1600
- Phone
- +18002758777
- Website
- tools.usps.com
- Social
Questions
Where is United States Postal Service located?
323 N Turner Ave, Ontario, CA, 91743-1600
How do I contact United States Postal Service?
+18002758777 · https://tools.usps.com/find-location.htm?location=1365817
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
- GUASTIGUASTI0.0 km
- US Postal OfficeOntario0.0 km
- Worldwide ExpressOntario1.2 km
- PostalAnnexOntario1.5 km
- United Parcel ServicesOntario1.8 km
- FedEx Drop BoxRancho Cucamonga2.0 km
- TDS Unlimited IncRancho Cucamonga2.1 km
- CHEVYON LOGISTICS, LLCRancho Cucamonga2.0 km
- UPS Customer CenterOntario2.1 km
- UPS Customer CenterONTARIO2.1 km
- Uline Shipping SuppliesOntario2.3 km
- UPS Access Point locationOntario2.2 km
- FedEx ShippingOntario2.6 km
- UPS Alliance Shipping PartnerOntario2.4 km
- UPS Access Point locationONTARIO2.4 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.