Post offices offer a full range of mail and shipping services, including passport acceptance at authorized locations. Guasti Post Office is located at 323 North Turner Avenue, Ontario, CA. Check the location's current hours before visiting, and bring a photo ID if you are picking up held mail, purchasing a money order, or submitting a passport application.
Guasti Post Office Contact Information
Address, Phone Number, and Hours for an Post Office in Ontario, North Carolina.
| Name | Guasti Post Office |
| Address | 323 North Turner Avenue, Ontario CA 91761 Map |
| Phone | (909) 937-6749 |
| Website | |
| Hours |
Map of Guasti Post Office
About Guasti Post Office
The Guasti Post Office, located in Ontario, CA, is a branch location of the United States Postal Service (USPS) that serves the Ontario community. The customer service postal facility offers mail and package delivery services, P.O. box services, and passport services. The USPS operates as an independent agency within the federal government, supported entirely by revenues generated through its operations.
- Current hours, services, and self-service kiosk availability at Guasti Post Office
- PO box rental rates, sizes, and availability
- Passport application acceptance and appointment scheduling
- Mail forwarding, hold mail requests, and package pickup scheduling