Yeongdong Expressway, Seongsan-myeon, Gangneung-si postal codes (4)
All 4 buildings on Yeongdong Expressway in Seongsan-myeon, Gangneung-si use postal code 25442. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Yeongdong Expressway 231 | 25442 | 강릉상휴게소 |
| Yeongdong Expressway 231-1 | 25442 | |
| Yeongdong Expressway 232 | 25442 | |
| Yeongdong Expressway 232-1 | 25442 |