Average GPS coordinates for Ober-Olm Postcode location: 49.937, 8.189. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Ober-Olm on map:

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Listing cities & postcodes (1):
>> Rheinland-Pfalz, 55270 Ober-Olm, Mainz-Bingen, GPS coordinates: 49.9372,8.1889