| | Longhorn Grill & Saloon - 8000 SE Foster Rd, Portland, OR - American Restaurant |
| | Lung Fung Chinese Restaurant - 2025 N Lombard St, Portland, OR - Chinese Restaurant |
| | Lupitas Tacos - 7002 SE 82nd Ave, Portland, OR - Mexican Restaurant |
| | Macheezmo Mouse Restaurant - 7000 NE Airport Way, Portland, OR - Mexican Restaurant |
| | Macheezmo Mouse Restaurant - PO Box 107, Portland, OR - Mexican Restaurant |
| | Macheezmo Mouse Restaurant - 6141 SW Macadam Ave, Portland, OR - Mexican Restaurant |
| | Maestro Mama Llc - P O Box 5124, Portland, OR - American Restaurant |
| | Mai Wah Restaurant - 18088 SE Mcloughlin Blvd, Portland, OR - Chinese Restaurant |
| | Mama Fit - 6910 Ne Pacific St, Portland, OR - American Restaurant |
| | Mama Maria's Restaurant & Lng - 5234 SE Powell Blvd, Portland, OR - Italian Restaurant |
| | Mandarin Cove Chinese Rstrnt - 111 SW Columbia St, Portland, OR - Chinese Restaurant |
| | Mandrin House - 50 SW 2nd Ave, Portland, OR - Chinese Restaurant |
| | Mar's Flamingo - 9723 NE Sandy Blvd, Portland, OR - Chinese Restaurant |
| | Mar's Meadows Chinese Rstrnt - 9620 N Whitaker Rd, Portland, OR - Chinese Restaurant |
| | Marco Polo Garden - 19 NW 5th Ave, Portland, OR - Chinese Restaurant |
| | Marco's Cafe - Portland, OR - American Restaurant |
| | Maria's Authentic Mexican Food - 3226 N Lombard St, Portland, OR - Mexican Restaurant |
| | Marrakesh Authentic Moroccan - 1201 NW 21st Ave, Portland, OR - Middle Eastern Restaurant |
| | Mash Tun Llc - 2204 Ne Alberta St, Portland, OR - American Restaurant |
| | Mashita Teriyaki - 8981 SW Barbur Blvd, Portland, OR - Japanese Restaurant |
| | Mashita Teriyaki - 3010 NW Nicolai St, Portland, OR - Japanese Restaurant |
| | Mayas Tacqueria - 1000 SW Morrison St, Portland, OR - Mexican Restaurant |
| | Mazatlan Mexican Restaurant - 13470 NW Cornell Rd, Portland, OR - Mexican Restaurant |
| | Mazatlan Mexican Restaurant - 15655 SW 116th Ave, Portland, OR - Mexican Restaurant |
| | Mazatlan Taquerias - 116 SW Pine St, Portland, OR - Mexican Restaurant |
