Average GPS coordinates for Eiro Postcode location: 41.968, -8.495. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Eiro on map:

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Listing cities & postcodes (5):
>> Viana do Castelo, 4940-193 Eiró, Ribeira Grande, Poiares, GPS coordinates: 41.9833,-8.5417
>> Viana do Castelo, 4940-372 Eiró, Ribeira Grande, Edroso, GPS coordinates: 41.9333,-8.5583
>> Viana do Castelo, 4960-364 Eiro, São Roque do Pico, Lagoa, GPS coordinates: 41.9708,-8.4958
>> Viana do Castelo, 4970-660 Eiró, Corvo, Sendas, GPS coordinates: 41.9235,-8.4106
>> Viana do Castelo, 4980-793 Eiro, Vila Franca do Campo, Peredo, GPS coordinates: 42.0292,-8.4708