Kalabam BO
The first digit of the PIN reflects the region. In India, there are 9 PIN regions, out of which first 8 stands for geographical location and 9 is especially used for the army postal service. 6 in 622301 represent Southern region. The combination of first two digits of the PIN represent a particular circle. 62 in 622301 represent Tamil Nadu cirlce.
Kalabam BO
The first digit of the PIN reflects the region. In India, there are 9 PIN regions, out of which first 8 stands for geographical location and 9 is especially used for the army postal service. 6 in 614629 represent Southern region. The combination of first two digits of the PIN represent a particular circle. 61 in 614629 represent Tamil Nadu cirlce.