Post offices in the county of Benton, WA

Use this page to find the post offices in your county that open earliest or stay open latest. The open hours listed are for the post office's retail hours, which means the hours in which a postal service employee is available at the counter to help with mailings and other services. Oftentimes lobbies are open extended hours, and you are able to check your PO box, drop off packages, or use the self-service APC machine to buy postage. The list below is first sorted alphabetically by city, then by post office name. Street View photos of post offices are shown when available. Please contact us if you find an error, so that we can correct it.

Street View Image of Benton City Post Office in Benton City, WA

Benton City Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
909 Dale Ave Benton City , WA 99320-9998

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Open hours
Day Open Close
Monday 9:00 AM 5:00 PM
Tuesday 9:00 AM 5:00 PM
Wednesday 9:00 AM 5:00 PM
Thursday 9:00 AM 5:00 PM
Friday 9:00 AM 5:00 PM
Saturday Closed
Sunday Closed
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Street View Image of Kennewick Post Office in Kennewick, WA

Kennewick Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
525 S Auburn St Kennewick , WA 99336-9998

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Open hours
Day Open Close
Monday 8:30 AM 5:00 PM
Tuesday 8:30 AM 5:00 PM
Wednesday 8:30 AM 5:00 PM
Thursday 8:30 AM 5:00 PM
Friday 8:30 AM 5:00 PM
Saturday Closed
Sunday Closed
  • Stamps.com logo
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Street View Image of Paterson Post Office in Paterson, WA

Paterson Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
48801 W Prior Ave Paterson , WA 99345-9998

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Open hours
Day Open Close
Monday 10:30 AM 2:30 PM
Tuesday 10:30 AM 2:30 PM
Wednesday 10:30 AM 2:30 PM
Thursday 10:30 AM 2:30 PM
Friday 10:30 AM 2:30 PM
Saturday Closed
Sunday Closed
  • Stamps.com logo
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Street View Image of Plymouth Post Office in Plymouth, WA

Plymouth Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
72304 Se 3rd Ave Plymouth , WA 99346-9998

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Open hours
Day Open Close
Monday 8:00 AM 12:00 PM
Tuesday 8:00 AM 12:00 PM
Wednesday 8:00 AM 12:00 PM
Thursday 8:00 AM 12:00 PM
Friday 8:00 AM 12:00 PM
Saturday Closed
Sunday Closed

Phone: 509-783-1671

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Street View Image of Prosser Post Office in Prosser, WA

Prosser Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
1103 Meade Ave Prosser , WA 99350-9998

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Open hours
Day Open Close
Monday 8:30 AM 5:00 PM
Tuesday 8:30 AM 5:00 PM
Wednesday 8:30 AM 5:00 PM
Thursday 8:30 AM 5:00 PM
Friday 8:30 AM 5:00 PM
Saturday Closed
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
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Street View Image of Richland Post Office in Richland, WA

Richland Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
639 Cullum Ave Richland , WA 99352-4203

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Open hours
Day Open Close
Monday 8:00 AM 5:00 PM
Tuesday 8:00 AM 5:00 PM
Wednesday 8:00 AM 5:00 PM
Thursday 8:00 AM 5:00 PM
Friday 8:00 AM 5:00 PM
Saturday 10:00 AM 2:00 PM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
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Street View Image of West Richland Post Office in West Richland, WA

West Richland Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
4801 W Van Giesen St West Richland , WA 99353-9998

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Open hours
Day Open Close
Monday 8:30 AM 5:30 PM
Tuesday 8:30 AM 5:30 PM
Wednesday 8:30 AM 5:30 PM
Thursday 8:30 AM 5:30 PM
Friday 8:30 AM 5:30 PM
Saturday 10:00 AM 2:00 PM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value