Post offices in the county of Columbia, OR

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 Clatskanie Post Office in Clatskanie, OR

Clatskanie 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
90 Sw Belair Dr Clatskanie , OR 97016-9800

Get directions

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

Phone: 503-728-4797

  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Columbia City Post Office in Columbia City, OR

Columbia 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
1905 2nd St Columbia City , OR 97018-9600

Get directions

Open hours
Day Open Close
Monday 8:30 AM 12:30 PM
1:00 PM 3:00 PM
Tuesday 8:30 AM 12:30 PM
1:00 PM 3:00 PM
Wednesday 8:30 AM 12:30 PM
1:00 PM 3:00 PM
Thursday 8:30 AM 12:30 PM
1:00 PM 3:00 PM
Friday 8:30 AM 12:30 PM
1:00 PM 3:00 PM
Saturday Closed
Sunday Closed

Phone: 503-397-0089

  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Rainier Post Office in Rainier, OR

Rainier 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
207 W A St Rainier , OR 97048-2630

Get directions

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%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Saint Helens Post Office in Saint Helens, OR

Saint Helens 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
1571 Columbia Blvd Saint Helens , OR 97051-6223

Get directions

Open hours
Day Open Close
Monday 8:45 AM 5:00 PM
Tuesday 8:45 AM 5:00 PM
Wednesday 8:45 AM 5:00 PM
Thursday 8:45 AM 5:00 PM
Friday 8:45 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
    STAMPS100
    $100 value
Street View Image of Scappoose Post Office in Scappoose, OR

Scappoose 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
52643 Columbia River Hwy Scappoose , OR 97056-3106

Get directions

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

Phone: 503-543-4993

  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value
Street View Image of Vernonia Post Office in Vernonia, OR

Vernonia 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
716 Jefferson Ave Vernonia , OR 97064-7064

Get directions

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 9:00 AM 12:00 PM
Sunday Closed

Phone: 503-429-3501

  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value