Kaumakani was officially known as "Makaweli" (which means "fearful features" in the Hawaiian language) for over forty years; Makaweli was an ancient land division (ahupuaʻa). In 1914, the Board on Geographic Names ruled that the community was to be named Makaweli, and in 1956 officially renamed the community Kaumakani. Its post office is designated "Kaumakani" and uses the ZIP code 96747. The post office is only open in the mornings.
Zip Codes in Kaumakani, HI that we also serve: 96769 96747