How Hawaii is Arranged
04/23/2008 – 10:50 amHawaii has a numbering system for properties that is used by the Tax Assessment Office called a tax map key or TMK for short. These numbers range from 111 to 199 and covers all of Oahu.
Each property has a unique TMK. Many mls systems use this key as a method of selecting a range to search for properties.
Here is complete TMK list for Oahu.