Average GPS coordinates for Sankt Johann Postcode location: 50.109, 7.607. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Sankt Johann on map:

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Listing cities & postcodes (2):
>> Rheinland-Pfalz, 55578 Sankt Johann, Mainz-Bingen, GPS coordinates: 49.8675,8.0144
>> Rheinland-Pfalz, 56727 Sankt Johann, Mayen-Koblenz, GPS coordinates: 50.35,7.2