| Pharmacie Dinh Hieu Luu | Pharmacy | facebook.com |
| Pharmacies Affilliées A Acces Pharma Chez Walmart | Pharmacy | walmart.ca |
| Physio Dynamik | Physiotherapy | physiodynamik.com |
| Physio Multiservices | Physiotherapy | physiomultiservices.com |
| Physio Summum Brossard | Physiotherapy | physiosummum.com |
| Piazza Pazza | Pizza & Pizzerias | — |
| Pier 1 Imports | Furniture Stores | — |
| Pierre Fabre Dermo-Cosmétique Canada Inc | Life Sciences and Health Technologies (LSHT) | pierre-fabre.com |
| Pigeon Eric Avocat | Business Lawyers | avocat-a-longueuil.blogspot.ca |
| Piscines Perrin | Tout Entreprises et services | piscinesperrin.com |
| Pizza Bonheur | Pizza & Pizzerias | — |
| Pizza Minute | Pizza & Pizzerias | pizzaminutereims.com |
| Pièces d'autos Rive-Sud | Auto Part Manufacturers & Wholesalers | autovalue.com |
| Place Portobello | Tout Commerces au détail | placeportobello.com |
| Place Portobello | Shopping Mall | facebook.com |
| Plante Climatisation | Appliance Repair & Service | — |
| Pneus Chartrand Mécanique | Balancing Service | pneuschartrand.ca |
| Poissonnerie Fraîcheur des Iles | Tout Commerces au détail, Tout Entreprises et services | fraicheurdesiles.com |
| Polyclinique Medicale Servirplus - Solumed | Medical Clinics | servirplus.qc.ca |
| Polyclinique Medicale Solumed | Medical Clinics | — |
| Polyclinique Servirplus | Medical Clinics | — |
| Polylab Plus | Chemicals | facebook.com |
| Porcelain House DEMU | Art Galleries, Dealers & Consultants | facebook.com |
| Portail Zooloom Inc | Shopping Mall | facebook.com |
| Pose D'Ongles | Beauty & Fitness, Hairdressers & Beauty Salons | — |
| Pose d'ongles Diane Brassard | Beauty & Fitness, Hairdressers & Beauty Salons | — |
| Pose de cil Audrey | Beauty & Fitness, Hairdressers & Beauty Salons | — |
| Pottery Barn | Baby Furniture Stores | facebook.com |
| Pottery Barn Kids | Baby Furniture Stores | facebook.com |
| Pow Moy Ah-Lan | ah | — |
| Precicom | Tout Informatique et internet | precicom.com |
| Prelude Bar Rencontre | Bars | — |
| Première Moisson Express | Bakeries | premieremoisson.com |
| Primeau Vélo | Tout Commerces au détail | primeauvelo.com |
| Prival | Tout Informatique et internet | prival.ca |
| Proctologie | Medical Clinics | procto.ca |
| Prodexim International | Chemicals | prodeximinternational.com |
| Prodone Montréal | Aerial Photographers | — |
| Productions Alexandre Stanké inc. | Tout Entreprises et services | alexandrestanke.com |
| Productions Musicales Daniel Caron | Audiovisual Equipment & Supplies Rental | danielcaron.com |
| Produits Chimiques Simco Inc | Chemicals | simcoqc.com |
| Produits Cimiques Simco | Chemicals | facebook.com |
| Produits Naturels Leblanc | Tout Commerces au détail | wampole.ca |
| Promo Gia La Publicité par l'Objet | Advertising Agencies | — |
| ProPlus-Ménage | Tout Entreprises et services | menageproplus.com |
| Protection Incendie Omega Inc | Automatic Fire Sprinkler Systems | — |
| Proxim Affiliated Pharmacy - Hakem & Abdelmalak | Pharmacy | groupeproxim.ca |
| Proxim Maude Jenneau et Patrick Hoang-Long Trinh | Pharmacy | groupeproxim.ca |
| Proxim pharmacie affiliée - Suzie Rousseau | Pharmacy | groupeproxim.ca |
| Précivision - Clinique Ophtalmologique De Brossa rd | Medical Clinics | — |
