Post offices in the 46312 ZIP code of East Chicago, IN

The ZIP code 46312, situated in East Chicago, IN, 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 East Chicago Post Office in East Chicago, IN

East Chicago Post Office is currently open

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

Post office address
901 E Chicago Ave East Chicago, IN 46312-9998

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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 9:00 AM 12:00 PM
Sunday Closed

Phone: 219-397-2415

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Street View Image of Harbor Post Office in East Chicago, IN

Harbor 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
3813 Main St East Chicago, IN 46312-2360

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Open hours
Day Open Close
Monday 9:00 AM 12:00 PM
1:15 PM 5:00 PM
Tuesday 9:00 AM 12:00 PM
1:15 PM 5:00 PM
Wednesday 9:00 AM 12:00 PM
1:15 PM 5:00 PM
Thursday 9:00 AM 12:00 PM
1:15 PM 5:00 PM
Friday 9:00 AM 12:00 PM
1:15 PM 5:00 PM
Saturday 9:00 AM 12:00 PM
Sunday Closed

Phone: 219-397-2417

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