Post offices in the 80104 ZIP code of Castle Rock, CO

The ZIP code 80104, situated in Castle Rock, CO, includes 2 post offices out of the 2 post offices located throughout the city. The listed operating hours indicate when retail services are available, providing a time when postal employees are available to assist customers. Often, the lobby areas remain open longer, granting access to PO boxes, package drop-off areas, and self-service Automated Postal Center (APC) machines for stamp purchases.The compilation is sorted first by city and then by the name of the post office, with Street View pictures of the post offices included whenever possible. Please contact us if you find an error, so that we can correct it.

Street View Image of Castle Rock Post Office in Castle Rock, CO

Castle Rock Post Office does not have retail services

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

Post office address
220 S Wilcox St Castle Rock, CO 80104-9997

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Open hours
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Street View Image of Castle Rock Annex New Post Office in Castle Rock, CO

Castle Rock Annex New Post Office does not have retail services

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

Post office address
300 E Miller Ct Castle Rock, CO 80104-8436

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