 | Miramar Sul Hotel Centre Portugal | 4.0 star rating | 62 | Nazare |
 | Mira Villas Hotel Centre Portugal | 4.0 star rating | 30 | Praia de Mira/Cantanhede |
| Moinho de Vento Hotel Centre Portugal | 3.0 star rating | 30 | Viseu |
 | Moliceiro Hotel Centre Portugal | 4.0 star rating | 49 | Aveiro |
 | Montebelo Aguieira Lake Resort & Spa Centre Portugal | 5.0 star rating | 152 | Mortágua |
 | Montebelo Viseu Congress Hotel Centre Portugal | 5.0 star rating | 172 | Viseu |
 | Montebelo Vista Alegre Ilhavo Hotel Centre Portugal | 5.0 star rating | 83 | Aveiro |
 | Montemuro Hotel Centre Portugal | 3.0 star rating | 81 | Castro Daire |
 | Monterio - Barragem da Aguieira Hotel Centre Portugal | 3.0 star rating | 84 | Mortágua |
 | Nelas Parq Hotel Centre Portugal | 3.0 star rating | 75 | Nelas |
 | Neptuno Hotel Centre Portugal | 2.0 star rating | 22 | Peniche |
 | Noiva do Mar Resort Centre Portugal | 4.0 star rating | 31 | Peniche |
| Novo Principe Hotel Centre Portugal | 3.0 star rating | 60 | Almeirim |
 | NS Hostel & Suites Hotel Centre Portugal | Hostel | 19 | Coimbra |
 | O Alambique de Ouro Hotel Resort Centre Portugal | 4.0 star rating | 153 | Fundao |
 | O Astoria de Monfortinho Hotel Centre Portugal | 3.0 star rating | 83 | Monfortinho |
 | Obidos Lagoon Wellness Retreat Hotel Centre Portugal | Aparthotel 3* | 10 | Obidos |
| Obidos Lagoon Wellness Villas Hotel Centre Portugal | Villa | 12 | Obidos |
 | O Fonte Santa Hotel Centre Portugal | 4.0 star rating | 42 | Monfortinho |
 | O Golf Mar Hotel Centre Portugal | 3.0 star rating | 252 | Vimeiro |
 | Onix Hotel Centre Portugal | 3.0 star rating | 174 | Viseu |
 | Orbitur Gala Hotel Centre Portugal | 1st Camping | 2 | Figueira da Foz |
 | Orbitur Sao Pedro de Moel Hotel Centre Portugal | 1st Camping | 9 | São Pedro de Moel |
 | Orbitur Vaguera Hotel Centre Portugal | 1st Camping | 4 | Vagos |
 | Orbitur Vallado Hotel Centre Portugal | 1st Camping | 2 | Nazare |
 | Oslo Coimbra Hotel Centre Portugal | 3.0 star rating | 56 | Coimbra |
 | Paco Da Ega Hotel Centre Portugal | Bed And Breakfast 4* | 10 | Condeixa-a-Nova |
 | Palace Hotel Bussaco Centre Portugal | 5.0 star rating | 62 | Luso |
 | Palace Hotel Monte Real Centre Portugal | 4.0 star rating | 101 | Monte Real |
| Palace Hotel & Spa Douro Centre Portugal | 4.0 star rating | 86 | Viseu |
| Palace Hotel & Spa Monte Rio Termas Centre Portugal | 4.0 star rating | 122 | São Pedro do Sul |
| Palace Hotel & Spa Termas de Sao Miguel Centre Portugal | 4.0 star rating | 146 | Fornos de Algodres |
| Palace Hotel & Spa Termas de Sao Tiago Centre Portugal | 4.0 star rating | 99 | Castelo Branco |
 | Palacio da Lousa Boutique Hotel Centre Portugal | 4.0 star rating | 46 | Lousa |
 | Palacio Dos Melos Hotel Centre Portugal | 4.0 star rating | 27 | Viseu |
 | Pantanha Hotel Apartamentos Centre Portugal | 3.0 star rating | 50 | Canas de Senhorim |
 | Parador Casa da Insua Hotel Centre Portugal | 5.0 star rating | 32 | Penalva do Castelo |
 | Parque Dos Pastores Hotel Centre Portugal | Guest House | 30 | Fatima |
 | Patio da Avo Faustina Hotel Centre Portugal | 3.0 star rating | | Golega |
| Pedra Douro Albergaria Hotel Centre Portugal | 3.0 star rating | 18 | Leiria |
 | Peniche Beach House Hotel Centre Portugal | 3.0 star rating | 6 | Peniche |
| Pensao Avenida Hotel Centre Portugal | Guest House | 1 | Viseu |
 | Pinhalmar Hotel Centre Portugal | 3.0 star rating | 27 | Peniche |
 | Pombalense Hotel Centre Portugal | 3.0 star rating | 40 | Pombal |
| Pombeira Hotel Centre Portugal | 3.0 star rating | 24 | Guarda |
| Portas da Baia Hotel Centre Portugal | 3.0 star rating | 10 | São Martinho do Porto |
 | Pousada Castelo de Ãbidos Hotel Centre Portugal | Pousada | 17 | Obidos |
 | Pousada Convento de Vila Pouca da Beira Hotel Centre Portugal | Pousada | 24 | Vila Pouca da Beira |
 | Pousada da Ria Hotel Centre Portugal | Pousada | 20 | Torreira |
 | Pousada da Serra da Estrela - Historic Hotel Centre Portugal | Pousada | 92 | Covilha |