Find post office by pincode 678583 in district Palakkad in Kerala, India using online India Pincode finder tool. There are around 12 post offices in district Palakkad, Kerala, India with similar pincode 678583. All the post offices with pincode 678583 in Palakkad district of state Kerala 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 Ariyur, just click on the post office name.