Find post office by pincode 814146 in district Dumka in Jharkhand, India using online India Pincode finder tool. There are around 30 post offices in district Dumka, Jharkhand, India with similar pincode 814146. All the post offices with pincode 814146 in Dumka district of state Jharkhand 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 Ajnaridudhani, just click on the post office name.