| Postal Code information | |
|---|---|
| Place | Ulleung-eup (울릉읍) |
| Post Code | 40214, 40215, 40216, 40217, 40218, 40219, 40220, 40221, 40222, 40223, 40224, 40225, 40226, 40227, 40228, 40229, 40230, 40231, 40232, 40240 |
| County | Ulleung |
| State | North Gyeongsang |
| Time zone | Asia/Seoul |