마산여항우편취급국
11 Geumam-gil, Jinjeon-myeon, Masanhappo-gu, Changwon-si
마산삼계우체국
30 Samgye-ro, Naeseo-eup, Masanhoewon-gu, Changwon-si
진전우체국
145 Daesil-ro, Jinjeon-myeon, Masanhappo-gu, Changwon-si
마산상남동우체국
96 Bukseong-ro, Masanhappo-gu, Changwon-si
진북우체국
65 Jisan 5-gil, Jinbuk-myeon, Masanhappo-gu, Changwon-si
마산월영동우체국
1 Woryeongdongseo-ro, Masanhappo-gu, Changwon-si
마산구산우편취급국
509 Gusan-ro, Gusan-myeon, Masanhappo-gu, Changwon-si
마산회성동우체국
285 Bukseong-ro, Masanhoewon-gu, Changwon-si