Average GPS coordinates for São Gregório Postcode location: 42.036, -8.392. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). São Gregório on map:

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Listing cities & postcodes (2):
>> Viana do Castelo, 4920-041 São Gregório, São Vicente, Bagueixe, GPS coordinates: 41.9944,-8.5
>> Viana do Castelo, 4960-130 São Gregório, São Roque do Pico, Mazouco, GPS coordinates: 42.0778,-8.2833