| Postal/ZIP Codes in Jungangno 2 (I)-Ga, Gunsan (중앙로2가) |
54027, 54028, 54029 |
| Postal/ZIP Codes in Jungangno 3 (Sam)-Ga, Gunsan (중앙로3가) |
54028, 54029 |
| Postal/ZIP Codes in Mijang-Dong, Gunsan (미장동) |
54083, 54084, 54085, 54086, 54092, … |
| Postal/ZIP Codes in Miryong-Dong, Gunsan (미룡동) |
54146, 54148, 54149, 54150, 54151, … |
| Postal/ZIP Codes in Miwon-Dong, Gunsan (미원동) |
54028, 54039, 54041, 54117, 54118 |
| Postal/ZIP Codes in Munhwa-Dong, Gunsan (문화동) |
54112, 54113, 54115, 54116, 54122, … |
| Postal/ZIP Codes in Myeongsan-Dong, Gunsan (명산동) |
54022, 54024, 54025 |
| Postal/ZIP Codes in Naecho-Dong, Gunsan (내초동) |
54004, 54158, 54159, 54168 |
| Postal/ZIP Codes in Naeheung-Dong, Gunsan (내흥동) |
54042, 54045 |
| Postal/ZIP Codes in Napo-myeon, Gunsan (나포면) |
54045, 54048, 54049, 54050 |
| Postal/ZIP Codes in Naun-Dong, Gunsan (나운동) |
54089, 54107, 54112, 54124, 54125, … |
| Postal/ZIP Codes in Okdo-myeon, Gunsan (옥도면) |
54000 |
| Postal/ZIP Codes in Okgu-eup, Gunsan (옥구읍) |
54110, 54153, 54157, 54170, 54171, … |
| Postal/ZIP Codes in Oksan-myeon, Gunsan (옥산면) |
54105, 54109, 54110, 54172, 54173, … |
| Postal/ZIP Codes in Okseo-myeon, Gunsan (옥서면) |
54168, 54170 |
| Postal/ZIP Codes in Oryong-Dong, Gunsan (오룡동) |
54024, 54116, 54117 |
| Postal/ZIP Codes in Osikdo-Dong, Gunsan (오식도동) |
54001, 54002, 54004, 54005, 54006, … |
| Postal/ZIP Codes in Pyeonghwa-Dong, Gunsan (평화동) |
54027, 54029 |
| Postal/ZIP Codes in Sajeong-Dong, Gunsan (사정동) |
54068, 54069, 54070, 54071 |
| Postal/ZIP Codes in Samhak-Dong, Gunsan (삼학동) |
54041, 54116, 54117, 54118, 54119, … |
| Postal/ZIP Codes in Sanbuk-Dong, Gunsan (산북동) |
54159, 54160, 54161, 54162, 54163, … |
| Postal/ZIP Codes in Seoheungnam-Dong, Gunsan (서흥남동) |
54041, 54081, 54083, 54120, 54121, … |
| Postal/ZIP Codes in Seongsan-myeon, Gunsan (성산면) |
54042, 54045, 54046, 54047, 54049, … |
| Postal/ZIP Codes in Seonyang-Dong, Gunsan (선양동) |
54025, 54028, 54117 |
| Postal/ZIP Codes in Seosu-myeon, Gunsan (서수면) |
54051, 54052, 54053, 54054, 54055, … |
| Postal/ZIP Codes in Sinchang-Dong, Gunsan (신창동) |
54022, 54025 |