Companies catalogue
- O and N Town Center Corporation, Quezon City
- O+ USA, Quezon City
- OBB PC-Cyber Computer Rentals, Valenzuela
- OBP Enterprises, Rodriguez
- OCM Auto Repair Shop, Quezon City
- OCTAGON, Baguio
- OFFICE OF THE CITY AUDITOR, Baguio
- OFW Property Management Services, Quezon City
- OMG! Sweets Baking Supplies, Baguio
- ONE Contact Center Inc., Pasig
- ORIENTAL ASSURANCE CORPORATION, Dagupan City
- ORION DRUG, Baguio
- OSG&Co., Makati
- OUTLAST Autoracelab Trading Co., Lungsod Quezon
- Oasis Salon, San Jose del Monte City
- Obet Barber Shop, Quezon City
- Obhet Barber Shop, Caloocan
- Obssesion Shoes Bags & Accessories, Bauang
- Ocampo Machine Shop, San Rafael City
- Occasions Party Needs & Gifts Shop, Baguio
- Oceaneering Contractors (Philippines) Incorporated, Paranaque
- Ocson Meat Shop, Caloocan
- Octagon, San Jose del Monte City
- Octagon, San Mateo
- Octagon, Quezon City
- Octagon Computer Superstore, Quezon City
- Octillion Marketing, Quezon City
- Off Price Department Store, Marikina
- Office of the Assistant Regional Director for Administrative Operations - Dost-Car, La Trinidad City
- Ogie's Car Accessories, Marikina
- Ogz Computer Shop, Santa Maria
- Olandes Drugstore and General Merchandise, Marikina
- Olga De La Cruz, Santa Maria
- Oliver And Arnold Repair Shop, Quezon City
- Oliver Glass & Aluminum Supply, Baras
- Oliver S. Tolentino, Santa Maria
- Oliveros, Tejada And Company, Valenzuela
- Ollie and Company, Quezon City
- Ollinati's Catering Service, Balagtas
- Olonos Store and Copy Center, Quezon City
- Olympic Village, Quezon City
- Oma Arts and Crafts, Marikina
- Omanfil International Manpower Development Corporation, Parañaque
- One Direction Car Wash Philippines, Quezon City
- One Top Source Aluminum & Glass Supply,inc, San Mateo
- Onean Lajarca, Santa Maria
- Onesource chemicals tk philippines luzon visayas mindanao ncr, Quezon City
- Oneway Commercial Printing & Trading Company Incorporated, Quezon City
- Oneway Publishing and General Merchandise, Quezon City
- Ong King Auto Supply, Baguio
- Ong King Auto Supply, Baguio
- Onsight Photography, San Rafael City
- Ooops Bistro Boutique Cafe, Marilao
- Opc Bicycle Repair Shop, Caloocan
- Opennet Computer Shop, Marikina
- Opistation, San Jose del Monte City
- Oppo, Quezon City
- Oppo, Quezon City
- Oppo, San Mateo
- Oppo, Quenzon
- Oppo, Marilao
- Optimistic Marketing, San Mateo City
- Optiworks Management Services Incorporated, Quezon City
- Orange Lights and Sounds Inc. (OLS), Pasig City
- Orchids Book Store, Angeles
- Orchids Book Store, San Fernando
- Orgmac Incorporated, Quezon City
- Orion Electronics Repair Shop, Caloocan
- Orlandos Best Barbershop, Quezon City
- Ortecio Builders Co. (Orbild), San Jose del Monte City
- Ortiz - G Home Builders Incorporated, Rodriguez
- Oscar And Aida Meat Shop, Quezon City
- Oscar Valley Computer & Printer Services, Quezon City
- Osh Kosh, Antipolo
- Oshkosh B'gosh, Nova
- Oshkosh B'gosh, Quezon City
- Oshkosh B'gosh, Antipolo
- Oshkosh B'gosh, Taytay
- Oto Komai Car Works, Quezon City
- Our Home, Baguio
- Our Home, Quezon City
- Our Home, Quezon City
- Our Tribe, Quezon City
- Our-Knowledge Consulting Services (Asia), Lungsod Quezon
- Outlast, San Jose Del Monte City Luzon
- Outlast, Quezon City
- Outlast, Quezon City
- Outlast Battery, Quezon City
- Outlast Battery, San Mateo
- Outlast Battery, Quezopn City
- Outlast Battery, Quezon City
- Outlast Battery, Marikina
- Outlast Battery Stations, Caloocan
- Outlast Power Battery, Quezon City
- Overruns Factory Inc - Caloocan Branch, Caloocan
- Overruns Factory Ph Inc - Marikina Branch, Marikina
- Oxygen, Quezon City
- Ozone Pure Purified Drinking Water, Marilao
- Ozone Pure Purified Drinking Water, Marikina
- Ozone Pure Water Refilling Station, Quezon City