Average GPS coordinates for Stillman Valley Postcode location: 42.118, -89.19. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Stillman Valley on map:

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Listing cities & postcodes (1):
>> Illinois, 61084 Stillman Valley, Ogle, GPS coordinates: 42.1184,-89.1898