TOWNS & CITIES[]
- Ada
- Akron
- Alliance
- Ansonia
- Archbold
- Ashland
- Ashtabula
- Athens
- Avery
- Barberton
- Barnesville
- Bascom
- Batavia
- Bedford
- Bellaire
- Bellefontaine
- Bellevue
- Bellville
- Berea
- Big Prairie
- Blanchester
- Bloomdale
- Bluffton
- Bowerston
- Bowling Green
- Brecksville
- Bryan
- Bucyrus
- Byesville
- Cadiz
- Cambridge
- Canal Fulton
- Canton
- Carey
- Carrollton
- Celina
- Chagrin Falls
- Chesterland
- Chillicothe
- Cincinnati
- Circleville
- Cleveland
- Cleveland Heights
- Cleves
- Clyde
- Coldwater
- Columbia
- Columbiana
- Columbus
- Conneaut
- Copley
- Cortland
- Coshocton
- Covington
- Crestline
- Crooksville
- Cuyahoga Falls
- Dalton
- Dayton
- Defiance
- Delaware
- Delphos
- Deshler
- Dover (name changed from Canal Dover in 1916)
- Doylestown
- Dublin
- East Liverpool
- East Palestine
- Edon
- Elmore
- Elmwood Place
- Elyria
- Euclid
- Fairfield
- Fairlawn
- Findlay
- Forest
- Fort Recovery
- Fostoria
- Fredericksburg
- Freeport
- Fremont
- Galena
- Galion
- Gallipolis
- Gates Mills
- Geneva
- Germantown
- Gettysburg
- Greenfield
- Greenville
- Greenwich
- Hamilton
- Harrison
- Hartville
- Hillsboro
- Hubbard
- Iberia
- Ironton
- Kent
- Kenton
- Kinsman
- Kipton
- Lakewood
- Lancaster
- Leetonia
- Leipsic
- Lexington
- Lima
- Lindsey
- Lisbon
- Lockland
- Logan
- London
- Lorain
- Loudonville
- Louisville
- Loveland
- Lowellville
- Ludlow Falls
- Madison
- Malta
- Mansfield
- Marietta
- Marion
- Marion Township
- Martel
- Martins Ferry
- Martinsville
- Marysville
- Massillon
- Maumee
- McDermott
- Medina
- Melvin
- Mentor
- Miamisburg
- Middlefield
- Middletown
- Millersburg
- Minerva
- Minster
- Mogadore
- Monroe
- Montpelier
- Morral
- Mount Gilead
- Mount Sterling
- Mount Vernon
- Napoleon
- New Bremen
- New Knoxville
- New London
- New Philadelphia
- New Washington
- Newark
- Newbury
- Newcomerstown
- Newton Falls
- Niles
- North Canton (renamed in 1918 from New Berlin)
- North Madison
- Norwalk
- Oak Hill
- Oberlin
- Olmsted Falls
- Orrville
- Osborn (merged with the town of Fairfield in 1950)
- Ottawa
- Painesville
- Parma
- Pataskala
- Paulding
- Perrysburg
- Perrysville
- Piqua
- Plymouth
- Port Clinton
- Portsmouth
- Prospect
- Ravenna
- Rock Creek
- Rocky River
- Roseville
- Rossmoyne
- Russells Point
- Salem
- Salineville
- Sandusky
- Sardinia
- Seaman
- Sebring
- Seville
- Shelby
- Sidney
- Solon
- Spencer
- Springfield
- St. Marys
- Steubenville
- Struthers
- Sugarcreek
- Swanton
- Tiffin
- Tipp City
- Toledo
- Toronto
- Trenton
- Trotwood
- Troy
- Uhrichsville
- Urbana
- Valley City
- Van Wert
- Vandalia
- Vermilion
- Wadsworth
- Wapakoneta
- Warren
- Washington Court House
- Wauseon
- Waynesburg
- Wellston
- Wellsville
- West Carrollton
- West Lafayette
- West Liberty
- West Middletown
- West Milton
- Westerville
- Westlake
- Wickliffe
- Willard
- Willoughby
- Wilmington
- Woodville
- Wooster
- Xenia
- Yellow Springs
- Youngstown
- Zanesville
- Zoar
All items (3803)
B
- Bettcher Manufacturing Company
- Bickett Machine & Manufacturing Company
- Bickford Drill & Tool Company
- Biederman Motors Corporation
- Big Four Industries, Inc.
- Biggs Boiler Works Company
- Bigsby Manufacturing Company
- Bigsby-Rotary Manufacturing Company
- Bil-Jax, Inc.
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- Billings-Chapin Company
- Bilt-On Tire Company
- Biltwell Tire & Rubber Company
- Bimel Automobile Company
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- Bingham-Herbrand Corporation
- Bird Electronic Corporation
- Bischoff's Steel Works
- Bishop & Babcock Company
- Bishopric Manufacturing Company
- Bissell Motor Company
- Black & Decker Electric Company
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- Black Drill Company
- Blackburn Specialty Company
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-
- Blair Motor Truck Company
- Block Gas Mantle Company
- Blossom Lock Company
- Blotex Company
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- Bluffton Cream Separator Company
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- Bluffton Slaw Cutter Company
- Blymyer Ice Machine Company
- Blymyer Iron Works Company
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-
- Bock Bearing Company
- Bock Laundry Machine Company
- Bohlender Plant Chemicals, Inc.
- Bohnert-Brunsman Company
- Bokop, Webb & Palm
- Bollinger & Rieley Machine Company
- Bomgardner Manufacturing Company
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- Bonham Recorder Company
- Bonnot Company
- Bookwalter Wheel Company
- Booth Demountable Rim Company
- Borden Company
- Borg-Warner Corporation
- Borger Brothers & Company
- Born Steel Range Company
- Boss Washing Machine Company
- Bostwick Steel Lath Company
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- Bourbon Copper & Brass Works Company
- Bowdle Brothers
- Bowling Green Motor Truck Company
- Bowlus Manufacturing Company
- Bowman Associated Toy Factories
- Bowman Automotive Plastics Company
- Boye & Emmes Machine Tool Company
- Bradford Belting Company
- Bradford Machine Tool Company
- Bradley Motor Products Company
- Brainard Steel Company
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- Bready Tractor & Implement Company
- Breco Electric Company
- Breece Manufacturing Company
- Breese Brothers Company
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-
- Brier Hill Iron & Coal Company
- Briggs Shock Absorber Company
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-
- Brischograph Company
- Britton & Carleton Manufacturing Company
- Britton & Doyle
- Broc Electric Vehicle Company
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- Broeder-Seigle Manufacturing Company
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- Bronson-Walton Company
- Brookins Company
- Brookins Manufacturing Company
- Brookside Brass Foundry & Manufacturing Company
- Broome Manufacturing Company
- Brown Body Corporation
- Brown Carriage Company
- Brown Clutch Company
- Brown Fence & Wire Company
- Brown Hoisting Machinery Company
- Brown Manufacturing Company
- Brown Spring Oiler Company
- Brown Stamping Company
- Brown Trafilog Company
- Brown, Hinman & Huntington Company
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- Brown-Cochran Company
- Brown-Manly Plow Company
- Brownell Company
- Browning Engineering Company
- Bruce-Macbeth Engine Company
- Bruening Windshield Company
- Bruner Steel Wagon Company
- Brunt Porcelain Company
- Brush Development Company
- Brush-McCoy Pottery Company
- Bryan Manufacturing Company
- Bryan Novelty Manufacturing Company
- Bryan Plow Company
- Bryant Heater & Manufacturing Company
- Bucher & Gibbs Plow Company
- Bucher-Smith Company
- Buck Equipment Corporation
- Buck Motor Truck Company
- Buckeye Aluminum Company
- Buckeye Boiler Skimmer Company
- Buckeye Brass & Manufacturing Company
- Buckeye Chair Company
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- Buckeye Engine Company
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- Buckeye Furnace Company
- Buckeye Incubator Company
- Buckeye Iron & Brass Works
- Buckeye Jack Manufacturing Company
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- Buckeye Malleable Iron & Coupler Company
- Buckeye Paint & Varnish Company
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- Buckeye Pump & Manufacturing Company
- Buckeye Ribbon & Carbon Company
- Buckeye Saw Vise Company
- Buckeye Screen & Weatherstrip Company
- Buckeye Stamping Company
- Buckeye Steel Castings Company
- Buckeye Stereopticon Company
- Buckeye Tank & Seat Company
- Buckeye Traction Ditcher Company
- Buckeye Wagon & Motor Car Company
- Buckeye Wheel Company
- Buckeye-Prima Company
- Bucyrus Copper Kettle Works Company
- Bucyrus Tire & Rubber Company
- Budd Manufacturing Company
- Buffalo-Springfield Roller Company
- Buggycar Company
- Bullard Specialty Company
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- Bunn-Hutchinson Company
- Bunting Brass & Bronze Company
- Bunyan Manufacturing Company
- Buob & Scheu
- Burch Plow Works Company
- Burdette-Murray Company
- Burger Iron Company
- Burgess & Company
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- Burgess Soldering Furnace Company
- Burgess-Sterbentz Corporation
- Burke Golf Company
- Burke Machine Tool Company
- Burke Manufacturing Company
- Burkett Manufacturing Company
- Burr Manufacturing Company (OH)
- Burr Oak Belting Company
- Burt Manufacturing Company
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- Burton Range Company
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- Bushnell Novelty Company
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C
- C. & D. Manufacturing Company
- C. & G. Cooper Company
- C. A. Hart
- C. A. Olsen Manufacturing Company
- C. Allen Fulmer Company
- C. B. Hunt & Son, Inc.
- C. Benninghofen & Sons
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- C. E. Squires Company
- C. E. Sutton Company
- C. E. Ward Company
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- C. F. Lusk Company
- C. F. Streit Manufacturing Company
- C. H. Stephan Manufacturing Company
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- C. L. Downey Company
- C. L. Gougler Keyless Lock Company
- C. L. McBride Manufacturing Company