| Postal Code information | |
|---|---|
| Place | Songdo-Dong (송도동) |
| Post Code | 21982, 21983, 21984, 21985, 21986, 21987, 21988, 21989, 21990, 21991, 21992, 21993, 21994, 21995, 21996, 21997, 21998, 21999, 22000, 22001, 22002, 22003, 22004, 22005, 22006, 22007, 22008, 22009, 22010, 22011, 22012, 22013, 22014, 22015, 22016, 22017, 22018, 22019, 22020, 22021, 22022, 22031 |
| County | Yeonsu |
| State | Incheon |
| Time zone | Asia/Seoul |