Namibia Business Directory: NAM is the ISO 3 alphabet country code of Namibia. Currency of Namibia is $, which has a short code of NAD. Capital of Namibia is Windhoek. Namibia has the population of 2587801 and approximate area is 824292.00 square kilometers (or approx. 512215.0488 square miles). Population density of Namibia is approx. 3/Km2 (or approx. 1.8642/mile2)