 | Amari Residences Bangkok Hotel | 4.0 star rating | 128 | Pratunam-Petchburi |
 | Amari Watergate Hotel Bangkok | 4.0 star rating | 569 | Pratunam-Petchburi |
 | Amaze Bangkok Hotel | 3.0 star rating | 66 | Sukhumvit |
 | Ambassador Bangkok Hotel | 4.0 star rating | 760 | Sukhumvit |
 | Amber Boutique Silom Hotel Bangkok | 3.0 star rating | 19 | Silom |
 | Ammata Lanta Resort Bangkok | 5.0 star rating | 27 | Suvarnabhumi Airport |
| Amora NeoLuxe Bangkok Hotel | 3.0 star rating | 60 | Sukhumvit |
 | Anantara Baan Rajprasong Bangkok Serviced Suites Hotel | 5.0 star rating | 97 | Siam-Ratchadamri |
 | Anantara Cruises Hotel Bangkok | 5.0 star rating | 4 | Riverside |
 | Anantara Riverside Bangkok Resort | 5.0 star rating | 396 | Riverside |
 | Anantara Sathorn Bangkok Hotel | 5.0 star rating | 310 | Sathorn |
 | Anantara Siam Bangkok Hotel | 5.0 star rating | 354 | Siam-Ratchadamri |
 | Annex Lumpini Bangkok Hotel | 3.0 star rating | 53 | Sathorn |
 | A-One Bangkok Hotel | 4.0 star rating | 218 | Pratunam-Petchburi |
 | A-One Boutique Bangkok Hotel | 4.0 star rating | 123 | Pratunam-Petchburi |
 | Aphrodite Inn Bangkok Hotel | 3.0 star rating | 30 | Siam-Ratchadamri |
 | Aranta Airport Hotel Bangkok | 3.0 star rating | 25 | Suvarnabhumi Airport |
 | Aravinda Living Home Hotel Bangkok | 3.0 star rating | 48 | Sukhumvit |
 | Arcadia Suites Bangkok by Compass Hospitality Hotel | 4.0 star rating | 73 | Sukhumvit |
 | Area Residence Sathorn Hotel Bangkok | 3.0 star rating | 37 | Sathorn |
 | ARIVA Ivy Servizio Thonglor Serviced Apartment Hotel Bangkok | 4.0 star rating | 150 | Sukhumvit |
 | Ariyasomvilla Bangkok Hotel | 4.0 star rating | 24 | Sukhumvit |
 | Arize Hotel Sukhumvit Bangkok | 4.0 star rating | 151 | Sukhumvit |
 | Arnoma Grand Bangkok Hotel | 4.0 star rating | 369 | Siam-Ratchadamri |
 | Arun Residence Hotel Bangkok | 2.0 star rating | 6 | Chinatown-Old City |
 | Ascott Sathorn Bangkok Hotel | 5.0 star rating | 177 | Sathorn |
 | Asha Guest House Hotel Bangkok | Pending Category | | Ladprao- Chatuchak |
 | Asia Airport Hotel Bangkok | 3.0 star rating | 234 | Don Muang |
 | Asia Hotel Bangkok | 4.0 star rating | 604 | Rajatevee- Phayathai |
 | Asoke Montri Hostel Hotel Bangkok | 3.0 star rating | 7 | Sukhumvit |
 | Asoke Residence Sukhumvit Hotel Bangkok | 4.0 star rating | 30 | Sukhumvit |
| Asoke Suites Hotel Bangkok | 3.0 star rating | 15 | Sukhumvit |
 | Aspen Suites Sukhumvit 2 by Compass Hospitality Hotel Bangkok | 4.0 star rating | 65 | Sukhumvit |
| Aspira D Andora Hotel Bangkok | 3.0 star rating | | Sukhumvit |
 | Aspira Davinci Sukhunvit 31 Hotel Bangkok | 4.0 star rating | 15 | Sukhumvit |
 | Aspira G Sukhumvit 33 Hotel Bangkok | 3.0 star rating | 40 | Sukhumvit |
 | Aspira Hiptique Hotel Bangkok | 3.0 star rating | 50 | Sukhumvit |
 | Aspira Sukhumvit Hotel Bangkok | 3.0 star rating | 51 | Sukhumvit |
 | Astera Sathorn Hotel Bangkok | 4.0 star rating | 134 | Sathorn |
 | AT Ease Saladaeng by Aetas Hotel Bangkok | 4.0 star rating | 69 | Silom |
 | At Mind Executive Suites Hotel Bangkok | 3.0 star rating | 142 | Sukhumvit |
| At One Inn Hotel Bangkok | 3.0 star rating | 27 | Chinatown-Old City |
| At Ratchada 18 Hotel Bangkok | 2.0 star rating | 173 | Rama 9- Ratchadapisek |
 | Atrium Boutique Hotel Bangkok | 3.0 star rating | 139 | Rama 9- Ratchadapisek |
 | August Residence Hotel Bangkok | 3.0 star rating | 20 | Sukhumvit |
 | Aurum The River Place Hotel Bangkok | 3.0 star rating | 12 | Riverside |
 | Avana Bangkok Hotel | 4.0 star rating | 400 | Suvarnabhumi Airport |
| Avana Express Resort Bangkok | 2.0 star rating | | Sri Nakarin |
 | Avani Atrium Bangkok Hotel | 4.0 star rating | 568 | Pratunam-Petchburi |
 | Avani Riverside Bangkok Hotel | 5.0 star rating | 248 | Riverside |