| Royova | 949 07 | Postcode Royova (street) » Nitra » Slovakia |  |
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| Royova | 080 05 | Postcode Royova (street) » Presov » Slovakia | | |
| Rozbehy | 906 33 | Postcode Rozbehy » Senica » Slovakia | | |
| Rozhanovce | 044 42 | Postcode Rozhanovce » Kosice-okolie » Slovakia | | |
| Rozina | 937 01 | Postcode Rozina » Levice » Slovakia | | |
| Rozkvet | 017 01 | Postcode Rozkvet (street) » Povazska Bystrica » Slovakia | | |
| Rozložná | 049 32 | Postcode Rozlozna » Roznava » Slovakia | | |
| Rozmarínová | 821 04 | Postcode Rozmarinova (street) » Bratislava » Slovakia | | |
| Rozmarínová | 920 01 | Postcode Rozmarinova (street) » Hlohovec » Slovakia | | |
| Rozmarínová | 945 05 | Postcode Rozmarinova (street) » Komarno » Slovakia | | |
| Rozmarínová | 934 01 | Postcode Rozmarinova (street) » Levice » Slovakia | | |
| Rozmarínová | 949 01 | Postcode Rozmarinova (street) » Nitra » Slovakia | | |
| Rozmarínová | 911 01 | Postcode Rozmarinova (street) » Trencin » Slovakia | | |
| Roztoky | 090 11 | Postcode Roztoky » Svidnik » Slovakia | | |
| Rozvadze | 913 11 | Postcode Rozvadze » Trencin » Slovakia | | |
| Rozvodná | 831 01 | Postcode Rozvodna (street) » Bratislava » Slovakia | | |
| Rozvojová | 040 11 | Postcode Rozvojova (street) » Kosice » Slovakia | | |
| Rozálska | 841 03 | Postcode Rozalska (street) » Bratislava » Slovakia | | |
| Rozálska | 040 01 | Postcode Rozalska (street) » Kosice » Slovakia | | |
| Roľnícka | 969 01 | Postcode Rolnicka (street) » Banska Stiavnica » Slovakia | | |
| Roľnícka | 831 07 | Postcode Rolnicka (street) » Bratislava » Slovakia | | |
| Roľnícka | 040 01 | Postcode Rolnicka (street) » Kosice » Slovakia | | |
| Roľnícka | 031 05 | Postcode Rolnicka (street) » Liptovsky Mikulas » Slovakia | | |
| Roľnícka | 949 05 | Postcode Rolnicka (street) » Nitra » Slovakia | | |
| Roľnícka | 917 08 | Postcode Rolnicka (street) » Trnava » Slovakia | | |
