Average GPS coordinates for Hamm Postcode location: 50.171, 7.505. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Hamm on map:

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Listing cities & postcodes (3):
>> Rheinland-Pfalz, 54636 Hamm, Eifelkreis Bitburg-Prüm, GPS coordinates: 50.0167,6.4167
>> Rheinland-Pfalz, 57577 Hamm, Altenkirchen (Westerwald), GPS coordinates: 50.7667,7.6667
>> Rheinland-Pfalz, 67580 Hamm, Alzey-Worms, GPS coordinates: 49.7294,8.4306