Profile
| Postal Code | 30327 |
| Postal Code Name | Kohtla-Järve |
| County | Ida-Viru County |
| Municipality | Kohtla-Järve linn |
| Timezone | Eastern European Summer Time (EEST) |
| Adjacent Postal Codes | 30321 30322 30333 |
| Postal Code | 30327 |
| Postal Code Name | Kohtla-Järve |
| County | Ida-Viru County |
| Municipality | Kohtla-Järve linn |
| Timezone | Eastern European Summer Time (EEST) |
| Adjacent Postal Codes | 30321 30322 30333 |