Clearlake Post Office

14500 Olympic Dr, Clearlake, CA 95422

Contact Numbers

Phone: 707-994-6790
Fax: 707-994-9746
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours







Lobby Hours
PO Box Access Available

Monday 6:30am - 7:30pm
Tuesday 6:30am - 7:30pm
Wednesday 6:30am - 7:30pm
Thursday 6:30am - 7:30pm
Friday 6:30am - 7:30pm
Saturday 6:30am - 7:30pm
Sunday 6:30am - 7:30pm

Last Collection Times

Monday 4:15pm
Tuesday 4:15pm
Wednesday 4:15pm
Thursday 4:15pm
Friday 4:15pm
Saturday 11:00am
Sunday Closed

Passport Walk-In Hours

Monday 11:00am - 4:00pm
Tuesday 11:00am - 4:00pm
Wednesday 11:00am - 4:00pm
Thursday 11:00am - 4:00pm
Friday 11:00am - 4:00pm
Saturday Closed
Sunday Closed

  • Visit our Passport FAQ page for a complete overview of what to bring, what you need to know, and how long it will take.
  • You will need two forms of Identification with copies.
  • A passport quality photo. Available at location.
  • The appropriate application form printed and filled out, and the required fee for applying or renewing.
  • You can find up to date costs, information, and forms at the State Departments Travel Site

Bulk Mail Acceptance Hours

Monday 10:00am - 4:00pm
Tuesday 10:00am - 4:00pm
Wednesday 10:00am - 4:00pm
Thursday 10:00am - 4:00pm
Friday 10:00am - 4:00pm
Saturday Closed
Sunday Closed

  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Burial Flags
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Passport Acceptance
  • Passport Photo
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Lot Parking

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:

Clearlake Park
13417 Lakeshore Dr
0.5 mile away

Lower Lake
16165 Main St
2.4 miles away

Clearlake Oaks
13280 E Highway 20
2.7 miles away

Glenhaven
9530 Highway 20
4.5 miles away

Reviews

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This Post Office is the best I've ever used. The people working behind the counter are friendly, extremely patient and even have a sense of humor. LOVE IT! One drawback is that the lobby is not 24 hrs anymore due to homeless invasion.
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Hi ! Thanks for all the great service here in lake county Ca. I have been in other countries and we have it good here, still. Wonder if your on line could contain a question box, to ask such ?s as, Does your Clear Lake Ca. office ship over night's on saturday?
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How much does it cost to change po boxes in same post office?
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