The Delaware-Muncie Plan Commission is in charge of administering the Unified Numbering System for house and building addressing. The addressing system is based from the intersection of Walnut St. and Main St. Addresses increase at an interval of 100 per block (16 blocks per mile)
E-W Streets West of Walnut have the prefix "West"
E-W Streets East of Walnut have the prefix "East"
N-S Streets North of Main have the prefix "North"
N-S Streets South of Main have the prefix "South"