Micronesia Business Directory: FSM is the ISO 3 alphabet country code of Micronesia. Currency of Micronesia is $, which has a short code of USD. Capital of Micronesia is Palikir. Micronesia has the population of 106227 and approximate area is 702.00 square kilometers (or approx. 436.2228 square miles). Population density of Micronesia is approx. 151/Km2 (or approx. 93.8314/mile2)