Worcester Clipping File
Oakdale—see West Boylston
Olektron Corp. (Webster)
Olsen Mfg. Co.
Olympic Races - see Rowing
Olympic Sports Co.
Olympic Trophy Mfg. CO.
Omark Industries
Omni Multi Media Group
Omni Resource Co.
Omnirel Corp. (Leominster)
Omnitech Inc. (Dudley)
One Exchange Place
One Hundred Club
150th Celebration
One Stop Photo
Open Door
Open Space - see Conservation
OpenService Inc.
Opera
Opportunities Industrialization Center (OIC)
Optical Archives System Inc.
Optical Corp. of America
Option Care
Optometrists Associations
Optovac, Inc. (North Brookfield)
Orchestras
Ordinances (City)
Oread Institute
Organs
Ortech Industries (Millbury)
ORT
Oakham
Oak Island - see Recreation Center
Occult
Occupation Center - see Recreation
Occupational Training Center
O'Coins
Odd Fellows
Office of Cultural Affairs
Office of Human Service Programs
Office of Planning and Community Development
Office Space
Offset Service, Inc.
Off Street Parking Board
O'Flynn's Stables
O'Goodies
Okonite Co.
O'Laughlin Brothers (Athol)
Old Car Club
Old Colony Bank - see also Bank of Boston
Old Sturbridge Village - see Sturbridge Village
Old West Side Gang
Orthodox Churches
- Russian Church of the Risen Christ
- St. George's Cathedral
- St. Mary's Albanian
- St. Mary's Assyrian Apostolic
- St. Nicholas Romanian
- St. Spyridon's Greek
Ostrow Electric Co.
Oxford
Outdoor Sports Club
Outlet Co.
Oval
Overeaters Anonymous
Owens Illinois Co.
Oxfam America

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