Prosečne GPS koordinate za poštanski broj 691581: 8.833, 76.917
Spisak gradova:
>> Sakthikulangara 691581, Kerala, Quilon, GPS koordinate: 8.8333,76.9167
Spisak gradova:
>> Sakthikulangara 691581, Kerala, Quilon, GPS koordinate: 8.8333,76.9167