PO 92704

Diamond

Post Office — Santa Ana, CA

Address & Contact

1517 S Greenville St

Santa Ana, CA 92704

☎ 714-545-1716

TTY: 877-889-2457

Parking: Street Parking Available

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Hours

Retail Hours: Mon-Fri 9:00am - 4:00pm, Sat-Sun Closed
Lobby Hours: Mon-Fri 8:00am - 5:00pm, Sat-Sun Closed
PO Box Access: Mon-Fri 8:00am - 5:00pm, Sat-Sun Closed
PO Box Delivery: Mon-Sat 11:00am, Sun Closed

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Pickup Services: Mon-Fri 9:00am - 4:00pm, Sat-Sun Closed

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Services

✓ Burial Flags ✓ Business Line ✓ Business Reply Mail Account Balance ✓ Business Reply Mail New Permit ✓ Duck Stamps ✓ General Delivery ✓ Global Express Guaranteed® ✓ Money Orders (Domestic) ✓ Money Orders (Inquiry) ✓ Money Orders (International) ✓ PO Box Online ✓ Packaged Stamps ✓ Pickup Accountable Mail ✓ Pickup Hold Mail ✓ Priority Mail International® ✓ Sure Money

Apply for a PO Box

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Hold Mail Service

Pause mail delivery for up to 30 days, free, while you're away.

Change of Address

File your address change directly with USPS to forward your mail.

Nearby Post Offices

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Holiday

Anaheim, CA — 6.5 mi away

Helpful guides

Money Orders

Money orders are a safe way to send payments through the mail. See current fees and maximum amounts.

Post Office Holiday Schedule

Post offices close for all federal holidays. See this year's full schedule so you can plan ahead.

Post Office Weekend Hours

Weekend hours vary a lot by location. See typical Saturday and Sunday patterns before you visit.

Information last verified July 31, 2026. Always confirm details directly with the office before visiting.