Waimanalo, HI is a city located in Honolulu County, Hawaii and has a land area of 11.47 square miles (29.71 km2). The water area for the city is 1.82 square miles or 4.71 km2. There is one unique zip code in Waimanalo, Hawaii and it is 96795. The area code(s) for Waimanalo is 808.
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