Average GPS coordinates for Avoca Postcode location: 38.913, -86.549. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Avoca on map:

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Listing cities & postcodes (1):
>> Indiana, 47420 Avoca, Lawrence, GPS coordinates: 38.9132,-86.5489