| Restaurant Name | Cuisine | Neighborhood |
| M & S Grill | American | Portland |
| Madame Butterfly | French | Downtown Portland |
| Maggie Moo's | Ice Cream - Yogurt | Hillsboro |
| Mai Thai Restaurant | Thai | |
| Mai Wah | Chinese | Milwaukie |
| Mama Mia Trattoria | Italian | Downtown Portland |
| Manzana | American | Portland |
| Manzana | American | Lake Oswego |
| Marathon Taverna | American | Portland |
| Marco's Cafe & Espresso Bar | American | |
| Marie Callender's | American | Beaverton |
| Marie Callender's | American | Gresham |
| Marina Fish House | Seafood | |
| Marinepolis Sushi Land | Japanese | Beaverton |
| Marinepolis Sushi Land | Japanese | Clackamas |
| Marinepolis Sushi Land | Japanese | Portland |
| Marinepolis Sushi Land | Japanese | Portland |
| Marinepolis Sushi Land | Japanese | Vancouver, WA |
| Marinottis' Cafe & Deli | Delicatessen | Downtown Portland |
| Marrakesh Moroccan Restaurant | Moroccan | Portland |
| Mars Meadows | Chinese | Portland |
| Masu | Japanese | |
| Maui Camp3 Cafe | | Oregon City |
| Mazatlan Mexican Restaurant | Mexican | |
| Mazatlan Mexican Restaurant | Mexican | Oregon City |
| McCool's Pub & Grill | Irish | Clackamas |
| McCormick & Schmick's | Seafood | Downtown Portland |
| McCrae's Restaurant | Diner | Oregon City |
| McDonald's | Fast Food | Beaverton |
| McDonald's | Fast Food | Astoria |
| McDonald's | Fast Food | Beaverton |
| McDonald's | Fast Food | Beaverton |
| McDonald's | Fast Food | Beaverton |
| McDonald's | Fast Food | Beaverton |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Clackamas |
| McDonald's | Fast Food | Clackamas |
| McDonald's | Fast Food | Clackamas |
| McDonald's | Fast Food | Clackamas |
| McDonald's | Fast Food | Forest Grove |
| McDonald's | Fast Food | Gresham |
| McDonald's | Fast Food | Gresham |
| McDonald's | Fast Food | Hillsboro |
| McDonald's | Fast Food | Hillsboro |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Hood River |
| McDonald's | Fast Food | Hood River |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Lake Oswego |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Milwaukie |
| McDonald's | Fast Food | Newburg |
| McDonald's | Fast Food | Oregon City |
| McDonald's | Fast Food | Oregon City |
| McDonald's | Fast Food | Oregon City |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Downtown Portland |
| McDonald's | Fast Food | Downtown Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Portland Convention Center |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | The Dalles |
| McDonald's | Fast Food | The Dalles |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Portland |
| McDonald's | Fast Food | Tillamook |
| McDonald's | Fast Food | Troutdale |
| McDonald's | Fast Food | Troutdale |
| McDonald's | Fast Food | Tualatin |
| McDonald's | Fast Food | Tualatin |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Wilsonville |
| McDonald's | Fast Food | Kelso |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Vancouver, WA |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Vancouver, WA |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Vancouver, WA |
| McDonald's | Fast Food | Vancouver, WA |
| McDonald's | Fast Food | |
| McDonald's | Fast Food | Vancouver, WA |
| McDonald's | Fast Food | Woodland |
| McDonald's | Fast Food | |
| McFadden's Restaurant & Saloon | American | Portland |
| McGrath's Fish House | Seafood | |
| McGrath's Fish House | Seafood | |
| McGraw's Outlaw BBQ Co | Barbeque | Clackamas |
| McMenamins Cedar Hills | American | Beaverton |
| McMenamins Courtyard Restaurant | American | Portland |
| McMenamins East Vancouver | American | |
| McMenamins Fulton Pub & Brewery | American | |
| McMenamins Greenway Pub | American | Portland |
| McMenamins Highland Pub & Brewery | American | Gresham |
| McMenamins Hillsdale Brewery & Public House | American | Downtown Portland |
| McMenamins John Barleycorns | American | Portland |
| McMenamins Mall 205 | American | |
| McMenamins Market Street Pub | American | |
| McMenamins Mission Theater | American | Portland |
| McMenamins Murray | American | Beaverton |
| McMenamins Oak Hills Brewpub | American | |
| McMenamins Oregon City | American | Oregon City |
| McMenamins Power Station Pub & Theater | American | Troutdale |
| McMenamins Raleigh Hills Pub | American | Beaverton |
| McMenamins Rams Head | American | |
| McMenamins Ringlers Annex | American | Downtown Portland |
| McMenamins Ringlers Pub | American | Portland |
| McMenamins Riverwood Pub | American | Beaverton |
| McMenamins Rock Creek Tavern | American | Hillsboro |
| McMenamins Sherwood | American | |
| McMenamins St. Johns Theater & Pub | American | Downtown Portland |
| McMenamins Sunnyside | American | Clackamas |
| McMenamins Tavern & Pool | American | Portland |
| McMenamins West Linn | American | |
| McMenamins on Broadway | American | Portland |
| McMenamins on the Columbia | American | Vancouver, WA |
| Mccormick & Schmick's | Seafood | Portland |
| Mccormick & Schmick's | Seafood | Beaverton |
| Mccormick & Schmick's | Seafood | |
| Meiji-En | Japanese | Portland |
| Mekong Thai Cuisine | Thai | |
| Melting Pot | Fondue | |
| Metro Pizza & Bento | Italian | Portland |
| Mexicali Express Restaurant | Mexican | Beaverton |
| Mexico Lindo Restaurant | Mexican | |
| Mi Pueblo | Mexican | |
| Mi Ranchito Cafe | Mexican | Vancouver, WA |
| Michael D's BBQ & Bar | Barbeque | Portland |
| Mike's Drive-in | Hamburgers | |
| Mike's Drive-in | Hamburgers | Oregon City |
| Mike's Drive-in | Hamburgers | |
| Miller's Homestead Restaurant | Diner | |
| Ming's Restaurant & Lounge | Chinese | |
| Mio Sushi | | |
| MisoHapi | | Portland |
| Moe's Southwest Grill | Southwestern | Beaverton |
| Moe's Southwest Grill | Southwestern | Wilsonville |
| Montage | American | |
| Monteaux's Public House | American | Beaverton |
| Moonstruck Chocolate Cafe | | Portland |
| Morning Star Cafe | American | |
| Morton's, the Steakhouse | Steak | Portland |
| Mother's Bistro & Bar | American | Portland |
| Mr. Moto's Rice Box | Japanese | Portland |
| Mrs. Fields | | Portland |
| Mrs. Fields | | Portland |
| Muchas Gracias | Mexican | Vancouver, WA |
| Muu-Muu's | American | Portland |
| The Matador | American | Portland |
| The Mint Restaurant | American | |
| The Mississippi Pizza Pub | Pizzeria | |
