| Mesolongiou Street | 18451 | Nikaia Attica | Attica |
| Metaxatou Street | 18454 | Nikaia Attica | Attica |
| Methonis Street | 18452 | Nikaia Attica | Attica |
| Metron Street | 18453 | Nikaia Attica | Attica |
| Metsoli Georgiou Street | 18452 | Nikaia Attica | Attica |
| Metsovou Street | 18452 | Nikaia Attica | Attica |
| Miaouli Andrea Street | 18453, 18454 | Nikaia Attica | Attica |
| Mideias Street | 18451 | Nikaia Attica | Attica |
| Milou Street | 18454 | Nikaia Attica | Attica |
| Mitropoliti Grevenon Gervasiou Street | 18450, 18453 | Nikaia Attica | Attica |
| Mitropoliti Smyrnis Chrysostomou Street | 18454 | Nikaia Attica | Attica |
| Morgkentaou 1 Byway | 18450 | Nikaia Attica | Attica |
| Morgkentaou 5 Byway | 18450, 18453 | Nikaia Attica | Attica |
| Morgkentaou 7 Byway | 18453 | Nikaia Attica | Attica |
| Morkentaou 4 Byway | 18450 | Nikaia Attica | Attica |
| Moschonision Street | 18453 | Nikaia Attica | Attica |
| Mouchtouri Alekou Street | 18452 | Nikaia Attica | Attica |
| Moudanion Street | 18451 | Nikaia Attica | Attica |
| Mouglon 1 Byway | 18453 | Nikaia Attica | Attica |
| Mouglon Street | 18450, 18453 | Nikaia Attica | Attica |
| Mourouzi Street | 18450 | Nikaia Attica | Attica |
| Mouson Street | 18452 | Nikaia Attica | Attica |
| Moustakli Spyrou Street | 18452 | Nikaia Attica | Attica |
| Mykinon Street | 18454 | Nikaia Attica | Attica |
| Mylasson Street | 18450 | Nikaia Attica | Attica |
| Myriofytou Street | 18450 | Nikaia Attica | Attica |
| Mystra Street | 18450 | Nikaia Attica | Attica |
| Navarchou Kountourioti Pavlou Street | 18451 | Nikaia Attica | Attica |
| Navarchou Votsi Nikolaou Street | 18452 | Nikaia Attica | Attica |
| Navarinou Street | 18451 | Nikaia Attica | Attica |
| Nazianzou Street | 18450 | Nikaia Attica | Attica |
| Neapoleos Street | 18453 | Nikaia Attica | Attica |
| Nearchou Street | 18452 | Nikaia Attica | Attica |
| Neas Makris Street | 18454 | Nikaia Attica | Attica |
| Nestoriou Street | 18454 | Nikaia Attica | Attica |
| Nestoros Street | 18451 | Nikaia Attica | Attica |
| Nigdis Street | 18452 | Nikaia Attica | Attica |
| Nikis Street | 18454 | Nikaia Attica | Attica |
| Nikitara Street | 18451 | Nikaia Attica | Attica |
| Nikolaidi Georgiou Street | 18452 | Nikaia Attica | Attica |