| Okružná | 974 04 | Postcode Okruzna (street) » Banska Bystrica » Slovakia |  |
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| Okružná | 821 04 | Postcode Okruzna (street) » Bratislava » Slovakia | | |
| Okružná | 977 01 | Postcode Okruzna (street) » Brezno » Slovakia | | |
| Okružná | 022 04 | Postcode Okruzna (street) » Cadca » Slovakia | | |
| Okružná | 945 01 | Postcode Okruzna (street) » Komarno » Slovakia | | |
| Okružná | 934 01 | Postcode Okruzna (street) » Levice » Slovakia | | |
| Okružná | 031 01 | Postcode Okruzna (street) » Liptovsky Mikulas » Slovakia | | |
| Okružná | 984 03 | Postcode Okruzna (street) » Lucenec » Slovakia | | |
| Okružná | 949 07 | Postcode Okruzna (street) » Nitra » Slovakia | | |
| Okružná | 080 01 | Postcode Okruzna (street) » Presov » Slovakia | | |
| Okružná | 927 01 | Postcode Okruzna (street) » Sala » Slovakia | | |
| Okružná | 955 01 | Postcode Okruzna (street) » Topolcany » Slovakia | | |
| Okružná | 911 05 | Postcode Okruzna (street) » Trencin » Slovakia | | |
| Okružná | 917 01 | Postcode Okruzna (street) » Trnava » Slovakia | | |
| Okružná | 960 01 | Postcode Okruzna (street) » Zvolen » Slovakia | | |
| Okružné nám. | 917 08 | Postcode Okruzne nam. (street) » Trnava » Slovakia | | |
| Okrúhla | 969 01 | Postcode Okruhla (street) » Banska Stiavnica » Slovakia | | |
| Okrúhla | 920 03 | Postcode Okruhla (street) » Hlohovec » Slovakia | | |
| Okrúhle | 090 42 | Postcode Okruhle » Svidnik » Slovakia | | |
| Októbrova | 958 01 | Postcode Oktobrova (street) » Partizanske » Slovakia | | |
| Októbrová | 080 01 | Postcode Oktobrova (street) » Presov » Slovakia | | |
| Okánikova | 811 04 | Postcode Okanikova (street) » Bratislava » Slovakia | | |
| Okánikovo | 946 21 | Postcode Okanikovo » Komarno » Slovakia | | |
| Olbrachtova | 831 04 | Postcode Olbrachtova (street) » Bratislava » Slovakia | | |
| Olbrachtova | 984 01 | Postcode Olbrachtova (street) » Lucenec » Slovakia | | |
