USPS Diamond Bar, CA

About USPS

United States Postal Service (USPS) is an independent agency of the United States federal government, responsible for providing postal services within the country. It is the only organization in the US that is authorized to deliver mail to every address, including PO boxes and military addresses. With a network of more than 31,000 retail locations and delivery points, USPS serves millions of customers every day. The company offers a range of services, including first-class and priority mail, international shipping, flat-rate boxes, and more. Known for its reliable and efficient service, USPS is a trusted partner for individuals and businesses across the country.

1. USPS Contract Postal Unit Cyclone Private Boxes

184 ft
23545 Palomino Dr, Ste A (909) 860-4900
Monday-Friday: 9:00 AM-5:30 PM, Saturday: 9:00 AM-3:30 PM, Sunday: Closed

2. USPS Self-Service Kiosk Diamond Bar

2.1 mi
1317 S Diamond Bar Blvd, Diamond Bar CA 91765 (909) 860-2469
Monday-Friday: 6:00 AM-6:00 PM, Saturday: 6:00 AM-5:00 PM, Sunday: Closed

3. USPS Self-Service Kiosk Walnut

3.1 mi
280 S Lemon Ave, Walnut CA 91788 (909) 444-7901
Monday-Sunday: Open 24 hours

4. USPS Self-Service Kiosk Pomona

3.7 mi
580 W Monterey Ave, Pomona CA 91769 (909) 865-1267
Monday-Friday: 9:00 AM-5:00 PM, Saturday: 9:00 AM-1:00 PM, Sunday: Closed

5. USPS Self-Service Kiosk Chino Hills

4.9 mi
14071 Peyton Dr, Chino Hills CA 91709 (909) 548-0695
Monday-Saturday: 5:00 AM-6:30 PM, Sunday: Closed

6. USPS Self-Service Kiosk Federal Covina

6.0 mi
170 E College St, Covina CA 91723 (626) 339-9125
Monday-Friday: Open 24 hours, Saturday: 6:00 AM-6:00 PM, Sunday: Closed

7. USPS Self-Service Kiosk Covina

7.2 mi
545 N Rimsdale Ave, Covina CA 91722 (626) 966-6145
Monday-Saturday: Open 24 hours, Sunday: Closed

8. USPS Village Post Office Ontario

8.3 mi
1118 W Mission Blvd, Ste D (909) 391-3700

9. USPS Post Office Plaza Center

8.8 mi
1126 N Mountain Ave, Ontario CA 91762 (909) 933-3837
Monday-Friday: 8:30 AM-5:00 PM, Saturday-Sunday: Closed

10. USPS Self-Service Kiosk City Of Industry

9.2 mi
15421 E Gale Ave, City Of Industry CA 91715 (626) 855-6440
Monday-Friday: 8:30 AM-6:00 PM, Saturday: 9:00 AM-5:00 PM, Sunday: Closed

11. USPS Post Office Downtown Ontario

9.4 mi
123 W Holt Blvd, Ontario CA 91762 (909) 933-3837
Monday-Friday: 9:00 AM-5:00 PM, Saturday-Sunday: Closed

12. USPS Self-Service Kiosk Ontario

11.2 mi
1555 E Holt Blvd, Ontario CA 91761 (909) 933-3837
Monday-Sunday: Open 24 hours

13. USPS Post Office Guasti

13.2 mi
323 N Turner Ave, Guasti CA 91743 (909) 937-6749
Monday-Friday: 8:30 AM-5:00 PM, Saturday-Sunday: Closed
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