Average GPS coordinates for Chalais Postcode location: 46.122, 0.063. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Chalais on map:

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Listing cities & postcodes (2):
>> Poitou-Charentes, 16210 Chalais, Charente, Arrondissement d'Angoulême, GPS coordinates: 45.2734,0.0388
>> Poitou-Charentes, 86200 Chalais, Vienne, Arrondissement de Châtellerault, GPS coordinates: 46.9714,0.0875