Find post office by pincode 563121 in district Kolar in Karnataka, India using online India Pincode finder tool. There are around 8 post offices in district Kolar, Karnataka, India with similar pincode 563121. All the post offices with pincode 563121 in Kolar district of state Karnataka are listed above. Finding post office location by pincode is very easy, simply click on any one of the post offices listed above to get its details. For example, if you want to know post office details of Ghattakamadenahalli, just click on the post office name.