Prosečne GPS koordinate za poštanski broj 690521: 9.3, 76.467
Spisak gradova:
>> Sasthamcottah 690521, Kerala, Quilon, GPS koordinate: 9.3,76.4667
Spisak gradova:
>> Sasthamcottah 690521, Kerala, Quilon, GPS koordinate: 9.3,76.4667