- The Magazine, 1823 Eastshore Hwy
- Magnani Poultry, 1576 Hopkins
- Magnificent Things, 2603 San Pablo
- Mail Boxes Plus, 2930 Domingo
- Makris Cafe, 2105 University
- Mal Warwick & Associates, 2550 Ninth
- Mama Lan's Vietnamese Restaurant, 1316 Gilman
- Mandarin Garden, 2025 Shattuck
- Manpuku, 2977 College
- Marina Lodge Motel, 975 University
- Christina Martin, L.Ac., Dipl.AC, 2506 Shattuck
- May Flower Chinese Restaurant, 2156 University
- Mario's La Fiesta, 2444 Telegraph
- Marmot Mountain Works, 3049 Adeline
- Mars Mercantile, 2398 Telegraph
- Maybeck High School, 2362 Bancroft
- Nancy McKay Design & Trading Co., 2700 Shattuck
- McKevitt Nissan - Volvo, 2700 Shattuck
- Medina Cycle Works, 1022 Murray
- The Mediterranean, 1984-86 Shattuck
- Mephisto, 1799 Fourth St
- Mehak Indian Cuisine
, 2449 Sacramento
- Jeff Merten's Painting
- Metaversal Lighcraft
- Metro Lighting, 2121 San Pablo
- Metropolis Baking Co., 707-A Heinz
- Mike's Auto Service, 1699 University
- Mike's Bikes, 2133 University
- militarybookshop.com, Forest Ave
- Missing Link Bicycle Co-op, 1988 Shattuck
- Amy Mitchell, MS L.Ac., Acupuncture,776 Page
- Mixed Pickles Antiques, 1746 Shattuck
- Miyake, 2136 Center
- Moe’s Books, 2476 Telegraph

- Monkey Business Camp, 2880 A Sacramento
- Monterey Fish Market , 1582 Hopkins
- Monterey Liquors , 1590 Hopkins
- Monterey Market , 1550 Hopkins
- Monte Cristo Taqueria , 1446 University
- Montrond, Julia Studio
- Moonshadow Salon , 2634 Ashby
- Vernon Morris Realty & Income Tax, 3119 Shattuck
- Movie Image, 2140 Shattuck
- Mr. Mopps' Children's Bookshop, 1405 Martin Luther King, Jr.
- Mrs. Fields, 2177 Shattuck & 2399 Telegraph
- Mr. Rooter Plumbing, 1516 University
- Mrs. Dalloway's Literary & Garden Arts, 2904 College
- Mugal Indian & Pakistani Cuisine, 1160 University
- Musashi in Berkeley, 2126 Dwight Way
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