| Krissis Street | 11364 | Athens | Attica |
| Kritiou Street | 11744 | Athens | Attica |
| Kritis Street | 10438, 10439 | Athens | Attica |
| Kritis Street | 11363 | Athens | Attica |
| Kritolaou Street | 11851 | Athens | Attica |
| Kriton Street | 11744 | Athens | Attica |
| Kritonos Street | 11634 | Athens | Attica |
| Kritovoulidou Kallinikou Street | 10445 | Athens | Attica |
| Krokeon Byway | 10442 | Athens | Attica |
| Krokeon Street | 10442 | Athens | Attica |
| Krokida Sotiriou Street | 10445 | Athens | Attica |
| Kromnis Street | 11142 | Athens | Attica |
| Kronou Street | 11361 | Athens | Attica |
| Kropias Street | 10444 | Athens | Attica |
| Krotonos Street | 11631 | Athens | Attica |
| Krouaze Alfre Street | 11476 | Athens | Attica |
| Krousiou Street | 11363 | Athens | Attica |
| Krousovou Street | 11528 | Athens | Attica |
| Krystalli Kosta Street | 11141 | Athens | Attica |
| Ktena Panagi Street | 10563 | Athens | Attica |
| Ktisifontos Street | 11852 | Athens | Attica |
| Ktisiou Street | 11635 | Athens | Attica |
| Ktisiviou Street | 11635 | Athens | Attica |
| Kydantidon Street | 11851 | Athens | Attica |
| Kydathinaion Street | 10557, 10558 | Athens | Attica |
| Kydonion Street | 10443 | Athens | Attica |
| Kykladon Street | 11361 | Athens | Attica |
| Kyklopon Street | 11852 | Athens | Attica |
| Kymaion Street | 11851 | Athens | Attica |
| Kymis Street | 10446 | Athens | Attica |
| Kynaigeirou Street | 10435 | Athens | Attica |
| Kynetou Street | 10555 | Athens | Attica |
| Kyniskas Street | 11636 | Athens | Attica |
| Kynosargous Square | 11743 | Athens | Attica |
| Kynourias Street | 11853 | Athens | Attica |
| Kyprianou Street | 11474 | Athens | Attica |
| Kyprion Ethnomartyron Square | 11363 | Athens | Attica |
| Kyprou Street | 11252, 11253, 11256, 11257, 11361, 11364 | Athens | Attica |
| Kypselis Street | 11257, 11361, 11362, 11363 | Athens | Attica |
| Kyriakou Agkoniti Street | 10445 | Athens | Attica |