Updated: 07-02-2025
Rock Island (IL) zip Code is 61204, Postal Code details. Rock Island is located in state IL, United States.
ZIP code 61204 is located in Rock Island IL in the United States.
Postal Code United States Zip Code 61204 Latest update Rock Island, IL |
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| Zip Code / Postal Code | 61204 | |||
City |
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State Code |
IL |
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County |
Rock Island, United States |
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Postal Locations |
Rock Island, IL - Zip Code is - 61204 |
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Postal |
United States Postal Service USPS Link |
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Delivery Type |
Package Delivery and first class mail. |
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The zip code 61204 is an essential part of the postal system in Rock Island, IL. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Rock Island has a lot to offer.