 | Mediterranean Princess Hotel Central and North Greece | 4.0 star rating | 75 | Pieria |
 | Mediterranean Resort Central and North Greece | 4.0 star rating | 68 | Pieria |
 | Mediterranean Village Hotel Central and North Greece | 5.0 star rating | 176 | Pieria |
| Melanthi Hotel Central and North Greece | 4 Keys | 6 | Pelion-Volos |
 | Melegos Hotel Central and North Greece | 3.0 star rating | 13 | Karpenisi |
 | Melina Hotel Central and North Greece | 2.0 star rating | 8 | Zagorochoria |
| Melograno Apartments Hotel Central and North Greece | 3.0 star rating | 3 | Pelion-Volos |
| Mesostrati Hotel Central and North Greece | 3.0 star rating | 20 | Karpenisi |
 | Meteora Hotel Central and North Greece | 4.0 star rating | 63 | Kalambaka-Meteora |
 | Meteoritis Hotel Central and North Greece | 3.0 star rating | 34 | Kalambaka-Meteora |
 | Metropol Hotel Central and North Greece | 3.0 star rating | 86 | Thessalia |
 | Metropolis Hotel Central and North Greece | 5.0 star rating | 9 | Ioannina |
 | Metropolis Hotel Central and North Greece | 2.0 star rating | 30 | Serres |
 | Mikri Arktos (Leatle bear) Hotel Central and North Greece | 2.0 star rating | 11 | Elati |
 | Miradouro Seafront Residences Hotel Central and North Greece | 3.0 star rating | 8 | Evia |
| Miramare Hotel Central and North Greece | 2.0 star rating | 5 | Galaxidi |
 | Mir Boutique hotel Hotel Central and North Greece | 3.0 star rating | 14 | Ioannina |
 | Mitho Hotel Central and North Greece | 2.0 star rating | 36 | Edipsos |
| MonastiriI Guesthouse Hotel Central and North Greece | 3 Keys | 6 | Trikala |
 | Monodendri Hotel Central and North Greece | 3.0 star rating | 22 | Zagorochoria |
 | Monopatia Mountain Resort Central and North Greece | 4.0 star rating | 15 | Zagorochoria |
| Montagna Verde Hotel Central and North Greece | 3.0 star rating | 22 | Pelion-Volos |
| Mountain House Hotel Central and North Greece | 2 Keys | 11 | Karpenisi |
 | Mouzaki Palace Hotel Central and North Greece | 4.0 star rating | 42 | Mouzaki |
| Myrovoli Hotel Central and North Greece | 2.0 star rating | | Pelion-Volos |
| Myrto Hotel Central and North Greece | 2.0 star rating | 18 | Preveza |
 | Mythos Hotel Central and North Greece | 3.0 star rating | 26 | Elatochori |
| Mythos Guesthouse Hotel Central and North Greece | 3 Keys | 7 | Kalambaka-Meteora |
 | Nafpaktos Hotel Central and North Greece | 3.0 star rating | 47 | Nafpaktos |
 | Nafs Hotel Central and North Greece | 3.0 star rating | 39 | Nafpaktos |
 | Naiades Hotel Central and North Greece | 4.0 star rating | 48 | Plastira Lake |
 | Nantin Hotel Central and North Greece | 3 Keys | 9 | Ioannina |
| Natassa Motel Hotel Central and North Greece | 3.0 star rating | 72 | Xanthi |
| Nefeles Hotel Central and North Greece | Without Official Category | 9 | Karditsa |
 | Nefeli Hotel Central and North Greece | 3.0 star rating | 53 | Volos |
 | Nefeli Studios Hotel Central and North Greece | 3 Keys | 8 | Eratini Fokidas |
 | Negroponte Resort Eretria Central and North Greece | 4.0 star rating | 107 | Evia |
 | Nestos Hotel Central and North Greece | 3.0 star rating | 74 | Xanthi |
 | Nevros Hotel Resort & Spa Central and North Greece | 4.0 star rating | 22 | Plastira Lake |
 | Nikelli Hotel Central and North Greece | 3.0 star rating | 19 | Elatochori |
 | Nikola's Guest House Hotel Central and North Greece | Guest House | 10 | Zagorochoria |
| Nirvana Hotel Central and North Greece | 1 Star | | Pelion-Volos |
| Nostos Hotel Central and North Greece | 4.0 star rating | 18 | Kastoria |
 | Nostos Hotel Central and North Greece | 2.0 star rating | 17 | Loutra Pozar |
 | Nymfes Hotel Central and North Greece | 4.0 star rating | | Loutra Pozar |
| Oasis Apartmets Hotel Central and North Greece | 1 Star | 19 | Pieria |
| Oasis Studios Hotel Central and North Greece | 2 Keys | | Galaxidi |
 | Oceanis Hotel Central and North Greece | 3.0 star rating | 168 | Kavala |
 | Odysseon Hotel Central and North Greece | 3.0 star rating | 23 | Kalambaka-Meteora |
 | Olive Grove Villas Hotel Central and North Greece | Villa | 3 | Pelion-Volos |