| Locality | Post Code |
|---|---|
| Rifengozd, Laško | 3000, 3270 |
| Rimske Toplice, Laško | 3272 |
| Sedraž, Laško | 3270 |
| Selo nad Laškim, Laško | 3270 |
| Senožete, Laško | 3272 |
| Šentrupert, Laško | 3271 |
| Sevce, Laško | 3272 |
| Širje, Laško | 1432 |
| Škofce, Laško | 3272 |
| Slivno, Laško | 3270 |
| Šmihel, Laško | 3270 |
| Šmohor, Laško | 3270, 3302 |
| Spodnja Rečica, Laško | 3270 |
| Stopce, Laško | 3270 |
| Strensko, Laško | 3272 |
| Strmca, Laško | 3270 |
| Suhadol, Laško | 1432 |
| Tevče, Laško | 3270 |
| Tovsto, Laško | 3270 |
| Trnov Hrib, Laško | 3270 |
| Trnovo, Laško | 3270 |
| Trobni Dol, Laško | 3271 |
| Trojno, Laško | 3270 |
| Udmat, Laško | 3270 |
| Velike Gorelce, Laško | 3270, 3273 |
| Velike Grahovše, Laško | 3270 |