Average GPS coordinates for postcode 21311: 2.965, 99.8
Listing cities:
>> Tanjung Balai Kota I 21311, North Sumatra, Tanjung Balai, GPS coordinates: 2.96507,99.80028
Listing cities:
>> Tanjung Balai Kota I 21311, North Sumatra, Tanjung Balai, GPS coordinates: 2.96507,99.80028