| Karamplia Ioanni Street | 17121 | Nea Smyrni Attica | Attica |
| Karatheodori Alexandrou Street | 17124 | Nea Smyrni Attica | Attica |
| Karolidi Pavlou Street | 17122 | Nea Smyrni Attica | Attica |
| Karpathou Street | 17123 | Nea Smyrni Attica | Attica |
| Karyllou Athanasiou Square | 17121 | Nea Smyrni Attica | Attica |
| Kasampa Street | 17123 | Nea Smyrni Attica | Attica |
| Katakouzinou Alexandrou Street | 17121 | Nea Smyrni Attica | Attica |
| Kerasountos Street | 17124 | Nea Smyrni Attica | Attica |
| Kilikias Street | 17124 | Nea Smyrni Attica | Attica |
| Ko Street | 17123 | Nea Smyrni Attica | Attica |
| Kokkoni Ilia Street | 17124 | Nea Smyrni Attica | Attica |
| Kolokotroni Theodorou Street | 17123 | Nea Smyrni Attica | Attica |
| Kolonias Street | 17123 | Nea Smyrni Attica | Attica |
| Konstantinoupoleos Street | 17121 | Nea Smyrni Attica | Attica |
| Korai Adamantiou Street | 17121, 17122 | Nea Smyrni Attica | Attica |
| Kordeliou Street | 17121 | Nea Smyrni Attica | Attica |
| Korytsas Street | 17124 | Nea Smyrni Attica | Attica |
| Kotopouli Marikas Street | 17122 | Nea Smyrni Attica | Attica |
| Kotyaiou Street | 17122 | Nea Smyrni Attica | Attica |
| Koukloutza Street | 17121 | Nea Smyrni Attica | Attica |
| Kountouriotou Street | 17122 | Nea Smyrni Attica | Attica |
| Kratitos Street | 17121, 17123, 17124 | Nea Smyrni Attica | Attica |
| Krinis Street | 17122 | Nea Smyrni Attica | Attica |
| Kydonion Street | 17121 | Nea Smyrni Attica | Attica |
| Kykladon Street | 17124 | Nea Smyrni Attica | Attica |
| Kyprou Street | 17122 | Nea Smyrni Attica | Attica |
| Kyzikou Street | 17123 | Nea Smyrni Attica | Attica |
| Lampsakou Street | 17121 | Nea Smyrni Attica | Attica |
| Lerou Street | 17123 | Nea Smyrni Attica | Attica |
| Lesvou Street | 17123 | Nea Smyrni Attica | Attica |
| Lignadi Dimitriou Street | 17121 | Nea Smyrni Attica | Attica |
| Limnou Street | 17123 | Nea Smyrni Attica | Attica |
| Livyssiou Street | 17123 | Nea Smyrni Attica | Attica |
| Lykias Street | 17124 | Nea Smyrni Attica | Attica |
| Lysiou Street | 17124 | Nea Smyrni Attica | Attica |
| Madytou Street | 17123 | Nea Smyrni Attica | Attica |
| Magkrioti Ioanni Street | 17121 | Nea Smyrni Attica | Attica |
| Magnisias Street | 17122 | Nea Smyrni Attica | Attica |
| Makris Street | 17124 | Nea Smyrni Attica | Attica |
| Mantouvalou Panagioti Street | 17123 | Nea Smyrni Attica | Attica |