| Sladovnícka | 917 01 | Postcode Sladovnicka (street) » Trnava » Slovakia |  |
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| Sladová | 821 05 | Postcode Sladova (street) » Bratislava » Slovakia | | |
| Slamkova | 949 07 | Postcode Slamkova (street) » Nitra » Slovakia | | |
| Slanec | 044 17 | Postcode Slanec » Kosice-okolie » Slovakia | | |
| Slanec | 962 05 | Postcode Slanec » Detva » Slovakia | | |
| Slanecká | 040 12 | Postcode Slanecka (street) » Kosice » Slovakia | | |
| Slanická Osada | 029 01 | Postcode Slanicka Osada » Namestovo » Slovakia | | |
| Slanská | 080 06 | Postcode Slanska (street) » Presov » Slovakia | | |
| Slanská | 093 03 | Postcode Slanska (street) » Vranov nad Toplou » Slovakia | | |
| Slanská Huta | 044 17 | Postcode Slanska Huta » Kosice-okolie » Slovakia | | |
| Slanské Nové Mesto | 044 18 | Postcode Slanske Nove Mesto » Kosice-okolie » Slovakia | | |
| Slaná Lehota | 987 01 | Postcode Slana Lehota » Poltar » Slovakia | | |
| Slančík | 044 17 | Postcode Slancik » Kosice-okolie » Slovakia | | |
| Slančíkovej | 949 01 | Postcode Slancikovej (street) » Nitra » Slovakia | | |
| Slaská | 966 22 | Postcode Slaska » Ziar nad Hronom » Slovakia | | |
| Slatina | 935 84 | Postcode Slatina » Levice » Slovakia | | |
| Slatina nad Bebravou | 956 53 | Postcode Slatina nad Bebravou » Banovce nad Bebravou » Slovakia | | |
| Slatinka | 962 01 | Postcode Slatinka » Zvolen » Slovakia | | |
| Slatinka n/Bebravou | 956 53 | Postcode Slatinka n/Bebravou » Banovce nad Bebravou » Slovakia | | |
| Slatinská | 957 04 | Postcode Slatinska (street) » Banovce nad Bebravou » Slovakia | | |
| Slatinská | 821 07 | Postcode Slatinska (street) » Bratislava » Slovakia | | |
| Slatinské Lazy | 962 25 | Postcode Slatinske Lazy » Detva » Slovakia | | |
| Slatinské nábr. | 960 01 | Postcode Slatinske nabr. (street) » Zvolen » Slovakia | | |
| Slatvina | 053 61 | Postcode Slatvina » Spisska Nova Ves » Slovakia | | |
| Slavec | 049 11 | Postcode Slavec » Roznava » Slovakia | | |
