34,443 Postal Codes in South Korea

The average area for postal codes in South Korea is 2.912 km² with the largest being 36300 in North Gyeongsang Province at 185.7 km² and the smallest being 04192 in Seoul at 3,074 m². In South Korea the average population for a postal code is 1,945 with the most populated being postal code 07505 in Bucheon, Gyeonggi Province at 77,911. The median age for postal codes in South Korea ranges from 32.5 years old for 16698 in Suwon, Gyeonggi Province to 59.3 years old for 39048 in Gunwi County, North Gyeongsang Province. The fastest growing postal code is 40200 in with population growth of 2384.0% from 2000 to 2015, an average of 23.9% per year.