Prosečne GPS koordinate za poštanski broj 6100-891: 39.879, -7.975
Spisak gradova:
>> Vale de Boais 6100-891, Castelo Branco, Santana, Ferreira, GPS koordinate: 39.8792,-7.975
Spisak gradova:
>> Vale de Boais 6100-891, Castelo Branco, Santana, Ferreira, GPS koordinate: 39.8792,-7.975