Mercer County, Illinois ZIP Codes

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ZIP Codes in Mercer County with Associated Cities & Towns

Mercer County, IL - Standard ZIP Codes
61231 | 61259 | 61260 | 61262 | 61264 | 61272 | 61279 | 61281 | 61412 | 61442 | 61465 | 61466 | 61476 | 61486
Mercer County, IL - PO Box ZIP Codes (NO DEMOGRAPHIC DATA)
61263 | 61276
Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.
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Map of Mercer County, IL ZIP Codes With Actual (Default) City Names

Aledo
Alexis
Joy
Keithsburg
Matherville
New Boston
New Windsor
North Henderson
Preemption
Seaton
Sherrard
Viola

NOTE: LARGE COMPLEX ZIP CODE MAPS CAN BE SLOW LOADING!

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