| Robotnícka | 955 01 | Postcode Robotnicka (street) » Topolcany » Slovakia |  |
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| Robotnícka | 917 01 | Postcode Robotnicka (street) » Trnava » Slovakia | | |
| Robotnícka | 953 01 | Postcode Robotnicka (street) » Zlate Moravce » Slovakia | | |
| Rochovce | 049 36 | Postcode Rochovce » Roznava » Slovakia | | |
| Rohov | 906 04 | Postcode Rohov » Senica » Slovakia | | |
| Rohovce | 930 30 | Postcode Rohovce » Dunajska Streda » Slovakia | | |
| Rohozná | 977 01 | Postcode Rohozna (street) » Brezno » Slovakia | | |
| Rohožnica | 935 34 | Postcode Rohoznica » Levice » Slovakia | | |
| Rohožník | 094 07 | Postcode Rohoznik » Humenne » Slovakia | | |
| Rohožník | 906 38 | Postcode Rohoznik » Malacky » Slovakia | | |
| Rojkov | 034 92 | Postcode Rojkov » Ruzomberok » Slovakia | | |
| Rokošská | 957 01 | Postcode Rokosska (street) » Banovce nad Bebravou » Slovakia | | |
| Rokycany | 082 41 | Postcode Rokycany » Presov » Slovakia | | |
| Rokycká | 040 01 | Postcode Rokycka (street) » Kosice » Slovakia | | |
| Rokytov | 086 01 | Postcode Rokytov » Bardejov » Slovakia | | |
| Rokytov pri Humennom | 067 13 | Postcode Rokytov pri Humennom » Humenne » Slovakia | | |
| Rokytovce | 068 01 | Postcode Rokytovce » Medzilaborce » Slovakia | | |
| Role | 031 05 | Postcode Role (street) » Liptovsky Mikulas » Slovakia | | |
| Romanova | 851 02 | Postcode Romanova (street) » Bratislava » Slovakia | | |
| Rombauerova | 080 01 | Postcode Rombauerova (street) » Presov » Slovakia | | |
| Romualda Zaymusa | 010 01 | Postcode Romualda Zaymusa (street) » Zilina » Slovakia | | |
| Rooseweltova | 040 01 | Postcode Rooseweltova (street) » Kosice » Slovakia | | |
| Rooseweltova | 958 01 | Postcode Rooseweltova (street) » Partizanske » Slovakia | | |
| Rosina | 013 22 | Postcode Rosina » Zilina » Slovakia | | |
| Rosinská | 010 01 | Postcode Rosinska (street) » Zilina » Slovakia | | |
