진동우체국
1 Jinbuksaneop-ro, Jindong-myeon, Masanhappo-gu
마산삼계우체국
30 Samgye-ro, Naeseo-eup, Masanhoewon-gu, Changwon-si
마산합성1동 우편취급국
119 Hapseongseo 1-gil, Masanhoewon-gu, Changwon-si
내서우체국
225 Jungnigongdan-ro, Naeseo-eup, Masanhoewon-gu, Changwon-si
마산회성시장우편취급국
16 Hoeseongsijang 1-gil, Masanhoewon-gu, Changwon-si
창원가음정동우체국
20 Woni-daero 863beon-gil, Seongsan-gu, Changwon-si
마산상남동우체국
96 Bukseong-ro, Masanhappo-gu, Changwon-si
마산산호동우체국
38 Yongma-ro, Masanhappo-gu, Changwon-si