| Postal Code information | |
|---|---|
| Place | Kostromskoy (Костромской) |
| Post Code | 153553, 156003, 156012, 156510, 156518, 156519, 156520, 156521, 156530, 156535, 156536, 156539, 156543, 156550, 156552, 156553, 156559, 156560, 157931 |
| County | Kostromskoy district |
| State | Kostroma oblast |
| Time zone | Europe/Moscow |