Average GPS coordinates for Decatur Postcode location: 39.849, -88.967. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Decatur on map:

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Listing cities & postcodes (7):
>> Illinois, 62521 Decatur, Macon, GPS coordinates: 39.8395,-88.9465
>> Illinois, 62522 Decatur, Macon, GPS coordinates: 39.8432,-88.9861
>> Illinois, 62523 Decatur, Macon, GPS coordinates: 39.8417,-88.9534
>> Illinois, 62524 Decatur, Macon, GPS coordinates: 39.854,-88.9815
>> Illinois, 62525 Decatur, Macon, GPS coordinates: 39.854,-88.9815
>> Illinois, 62526 Decatur, Macon, GPS coordinates: 39.8583,-88.9382
>> Illinois, 62527 Decatur, Macon, GPS coordinates: 39.854,-88.9815