Average GPS coordinates for São Mamede Postcode location: 41.965, -8.476. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). São Mamede on map:

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Listing cities & postcodes (4):
>> Viana do Castelo, 4970-640 São Mamede, Corvo, São Pedro de Serracenos, GPS coordinates: 41.9235,-8.4106
>> Viana do Castelo, 4980-292 São Mamede, Vila Franca do Campo, Poiares, GPS coordinates: 42.0167,-8.5
>> Viana do Castelo, 4980-421 São Mamede, Vila Franca do Campo, Corujas, GPS coordinates: 41.9889,-8.4944
>> Viana do Castelo, 4990-715 São Mamede, Ribeira Brava, Vilarinho do Monte, GPS coordinates: 41.93,-8.5008