Post office in Spring Valley

AgentData lists 6 post offices in Spring Valley, United States. Updated May 2026.

6 businesses1 with websites
Spring Valley Casa de Oro Post Office
Spring Valley Post Office
The Mail Store

9730, Campo Road, Spring Valley, 91977, CA

Full profile
United States Postal Service

9805, Campo Road, Spring Valley, 91977, CA

Also in Spring Valley

Place of worship ()Fast food restaurant ()Restaurant ()Elementary school ()Convenience store ()Hair salon ()Beauty salon ()Fuel supplier ()

Post office in nearby cities

Beckley ()Charleston ()Salisbury ()Williamsburg ()Rutland ()Ottumwa ()Lincoln ()Clarksburg ()

Frequently asked questions

How many post offices are in Spring Valley?

AgentData lists 6 post offices in Spring Valley as of May 2026.

Which post offices in Spring Valley have a website?

1 of 6 post offices in Spring Valley have a website with verified contact details.

Is this data free?

Yes. AgentData is completely free — no credit card, no trial period, no paid tiers.

How is this data collected?

Business listings are sourced from OpenStreetMap and verified through our web crawler, which checks websites for email addresses, phone numbers, and technology stacks.

Access this data via API
GET /api/local-businesses?category=post-office&city=spring-valley-ca-us