The location Uppr Free Twp, NJ has an unique ZIP Codes assigned (08691). Although this location name (Uppr Free Twp, NJ) is set as NOT ACCEPTABLE (meaning it is an inadequate city name). So looking for the ZIP Code 08691 we have found out the following locations (for your mailing or form filling you should use an ACCEPTABLE or PRIMARY location name).
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Uppr Free Twp, NJ belongs to Mercer county. Check the list of Mercer county ZIP Code.
Check the list of New Jersey ZIP Code.
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