| Semitelou Dimitriou Street | 11528 | Athens | Attica |
| Sepolion Street | 10443, 10444, 10445 | Athens | Attica |
| Serafi Alkiviadi Street | 10445 | Athens | Attica |
| Serifou Street | 10446, 11254 | Athens | Attica |
| Serinou Street | 10443 | Athens | Attica |
| Serron Street | 10441 | Athens | Attica |
| Servion Street | 10441, 10447 | Athens | Attica |
| Sevalie Loui Street | 10440 | Athens | Attica |
| Sevasteias Street | 11528 | Athens | Attica |
| Sevastopoulou Konstantinou Street | 11524 | Athens | Attica |
| Sevastoupoleos Street | 11526 | Athens | Attica |
| Sevron Street | 11143 | Athens | Attica |
| Sfaelou Andrea Street | 11522 | Athens | Attica |
| Sfakianaki Ioanni Street | 10445 | Athens | Attica |
| Sfakion Street | 10439 | Athens | Attica |
| Sfaktirias Street | 10435 | Athens | Attica |
| Sfingos Street | 11745 | Athens | Attica |
| Sfittion Street | 11854 | Athens | Attica |
| Sgourou Leontos Street | 11471 | Athens | Attica |
| Sialou Michail Street | 11363 | Athens | Attica |
| Siatistis Street | 10441 | Athens | Attica |
| Sidirodromon Street | 10444 | Athens | Attica |
| Sidirokastrou Street | 11855 | Athens | Attica |
| Sifaka Antoniou Street | 11143 | Athens | Attica |
| Sifnou Street | 10446, 11254 | Athens | Attica |
| Sifogianni S. Street | 11524 | Athens | Attica |
| Siganeou Street | 11142 | Athens | Attica |
| Sikelianou Angelou Street | 11525 | Athens | Attica |
| Sikelias Street | 11741 | Athens | Attica |
| Sikinou Street | 11361, 11364 | Athens | Attica |
| Sikyonos Street | 10441 | Athens | Attica |
| Silanionos Street | 11852 | Athens | Attica |
| Silyvrias Street | 10443, 10445 | Athens | Attica |
| Simantira Street | 10445, 11145 | Athens | Attica |
| Simonidou Street | 10557 | Athens | Attica |
| Simopoulou Anargyrou Street | 11522 | Athens | Attica |
| Simplikiou Street | 10443 | Athens | Attica |
| Sina Street | 10672, 10679, 10680 | Athens | Attica |
| Sinopis Street | 11527 | Athens | Attica |
| Sinopoulou Taki Street | 11142 | Athens | Attica |