Etiwanda Post Office

This Office has CLOSED permanently. Please check nearby locations below, or click to view other offices in Rancho Cucamonga.

7615 Etiwanda Ave, Rancho Cucamonga, CA 91739

Contact Numbers

Phone: 909-899-8644
Fax: 909-987-3653
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Carrier Facility: This location is for mail processing only. For retail services, please use one of the nearby locations below.


Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

Rancho Cucamonga
10950 Arrow Rte
1.8 miles away

Alta Loma
6649 Amethyst Ave
3.1 miles away

Guasti
323 N Turner Ave
3.2 miles away

Fontana
8282 Sierra Ave
3.6 miles away

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