Prosečne GPS koordinate za poštanski broj 1377: 46.648, 6.572
Spisak gradova:
>> Oulens-sous-Echallens 1377, Canton de Vaud, District du Gros-de-Vaud, Oulens-sous-Echallens, GPS koordinate: 46.6481,6.5719
Spisak gradova:
>> Oulens-sous-Echallens 1377, Canton de Vaud, District du Gros-de-Vaud, Oulens-sous-Echallens, GPS koordinate: 46.6481,6.5719