- Aberdeen
- Ada
- Adams
- Adamsville
- Addison
- Addyston
- Adelphi
- Adena
- Aid
- Akron
- Albany
- Alexander
- Alexandria
- Alger
- Allen
- Alliance
- Alvordton
- Amanda
- Amanda (Township)
- Amberley
- Amboy
- Amelia
- American
- Ames
- Amesville
- Amherst
- Amherst (Township)
- Amsterdam
- Anderson
- Andersonville
- Andover
- Andover (Township)
- Anna
- Ansonia
- Antioch
- Antrim
- Antwerp
- Apple Creek
- Apple Valley
- Aquilla
- Arcadia
- Arcanum
- Archbold
- Archer
- Arlington
- Arlington Heights
- Ashland
- Ashley
- Ashtabula
- Ashtabula (Township)
- Ashville
- Athalia
- Athens
- Athens (Township)
- Attica
- Atwater
- Atwater (Township)
- Auburn
- Auglaize
- Augusta
- Aurelius
- Aurora
- Austinburg
- Austinburg (Township)
- Austintown
- Austintown (Township)
- Avon
- Avon Lake
- Bailey Lakes
- Bainbridge
- Bainbridge (Township)
- Bairdstown
- Ballville
- Ballville (Township)
- Baltic
- Baltimore
- Bannock
- Barberton
- Barlow
- Barnesville
- Barnhill
- Bartlow
- Bascom
- Batavia
- Batavia (Township)
- Batesville
- Bath
- Baughman
- Bay
- Bay View
- Bay Village
- Bazetta
- Beach City
- Beachwood
- Beallsville
- Bearfield
- Beaver
- Beavercreek
- Beavercreek (Township)
- Beaverdam
- Beaver (Township)
- Beckett Ridge
- Bedford
- Bedford Heights
- Beechwood Trails
- Bellaire
- Bellbrook
- Belle Center
- Bellefontaine
- Belle Valley
- Bellevue
- Bellville
- Belmont
- Belmore
- Beloit
- Belpre
- Belpre (Township)
- Bennington
- Bentleyville
- Benton
- Benton Ridge
- Bentonville
- Berea
- Bergholz
- Berkey
- Berkshire
- Berlin
- Berlin Heights
- Berlin (Township)
- Bern
- Berne
- Bethel
- Bethesda
- Bethlehem
- Bettsville
- Beulah Beach
- Beverly
- Bexley
- Big Island
- Biglick
- Big Spring
- Black Creek
- Blacklick Estates
- Bladensburg
- Blakeslee
- Blanchard
- Blanchester
- Blendon
- Bloom
- Bloomdale
- Bloomfield
- Bloomingburg
- Bloomingdale
- Bloominggrove
- Bloomville
- Blue Ash
- Blue Creek
- Blue Jay
- Blue Rock
- Bluffton
- Boardman
- Boardman (Township)
- Bokescreek
- Bolindale
- Bolivar
- Boston
- Boston Heights
- Botkins
- Bourneville
- Bowerston
- Bowersville
- Bowling Green
- Braceville
- Bradford
- Bradner
- Brady
- Brady Lake
- Bratenahl
- Bratton
- Brecksville
- Brecon
- Bremen
- Brewster
- Brice
- Bridgeport
- Bridgetown
- Bridgewater
- Brighton
- Brilliant
- Brimfield
- Brimfield (Township)
- Bristol
- Broadview Heights
- Bronson
- Brookfield
- Brookfield Center
- Brooklyn
- Brooklyn Heights
- Brook Park
- Brookside
- Brookville
- Broughton
- Brown
- Brownhelm
- Brownsville
- Brunswick
- Brunswick Hills
- Brushcreek
- Brush Creek
- Bryan
- Buchtel
- Buck
- Buckeye Lake
- Buckland
- Bucks
- Buckskin
- Bucyrus
- Bucyrus (Township)
- Buffalo
- Buford
- Burbank
- Burgoon
- Burkettsville
- Burlington
- Burton
- Burton (Township)
- Butler
- Butler (Township)
- Butlerville
- Byesville
- Byrd
- Cadiz
- Cadiz (Township)
- Caesarscreek
- Cairo
- Calcutta
- Caldwell
- Caledonia
- Cambridge
- Cambridge (Township)
- Camden
- Campbell
- Camp Creek
- Camp Dennison
- Canaan
- Canal Fulton
- Canal Lewisville
- Canal Winchester
- Candlewood Lake
- Canfield
- Canfield (Township)
- Canton
- Canton (Township)
- Carbon Hill
- Cardington
- Cardington (Township)
- Carey
- Carlisle
- Carroll
- Carrollton
- Carryall
- Carthage
- Cass
- Casstown
- Castalia
- Castine
- Catawba
- Catawba Island
- Cecil
- Cedarville
- Cedarville (Township)
- Celeryville
- Celina
- Center
- Centerburg
- Centerville
- Centerville (Thurman)
- Cessna
- Chagrin Falls
- Chagrin Falls (Township)
- Champion
- Champion Heights
- Chardon
- Chardon (Township)
- Charlestown
- Chatfield
- Chatfield (Township)
- Chatham
- Chauncey
- Cherry Fork
- Cherry Grove
- Cherry Valley
- Chesapeake
- Cheshire
- Cheshire (Township)
- Chester
- Chesterfield
- Chesterhill
- Chesterland
- Chesterville
- Cheviot
- Chickasaw
- Chillicothe
- Chilo
- Chippewa
- Chippewa Lake
- Chippewa Park
- Choctaw Lake
- Christiansburg
- Churchill
- Cincinnati
- Cinnamon Lake
- Circleville
- Circleville (Township)
- Claibourne
- Claridon
- Clarington
- Clark
- Clarksburg
- Clarksfield
- Clarksville
- Clarktown
- Clay
- Clay Center
- Clayton
- Clearcreek
- Clear Creek
- Cleveland
- Cleveland Heights
- Cleves
- Clifton
- Clinton
- Cloverdale
- Clyde
- Coal
- Coal Grove
- Coalton
- Coitsville
- Coldstream
- Coldwater
- Colebrook
- Colerain
- College
- College Corner
- Collins
- Columbia
- Columbiana
- Columbus
- Columbus Grove
- Commercial Point
- Concord
- Concorde Hills
- Conesville
- Congress
- Congress (Township)
- Conneaut
- Connorville
- Continental
- Convoy
- Coolville
- Copley
- Corning
- Cortland
- Corwin
- Coshocton
- Covedale
- Coventry
- Covington
- Craig Beach
- Cranberry
- Crane
- Crawford
- Crestline
- Creston
- Cridersville
- Crooksville
- Crosby
- Cross Creek
- Crown City
- Crystal Lakes
- Crystal Rock
- Cumberland
- Curtice
- Custar
- Cuyahoga Falls
- Cuyahoga Heights
- Cygnet
- Cynthian
- Cynthiana
- Dallas
- Dalton
- Damascus
- Danbury
- Danville
- Darby
- Darbydale
- Darbyville
- Darrtown
- Day Heights
- Dayton
- Decatur
- Deercreek
- Deer Creek
- Deerfield
- Deer Park
- Deersville
- Defiance
- Defiance (Township)
- De Graff
- Delaware
- Delaware (Township)
- Delhi
- Delhi Hills
- Dellroy
- Delphos
- Delshire
- Delta
- Denmark
- Dennison
- Dent
- Derby
- Deshler
- Devola
- Dexter City
- Dillonvale
- Dinsmore
- Dixon
- Dodson
- Dola
- Donnelsville
- Dorset
- Dover
- Dover (Township)
- Doylestown
- Dresden
- Drexel
- Dry Ridge
- Dry Run
- Dublin
- Duchouquet
- Dudley
- Duncan Falls
- Dundee
- Dunham
- Dunkirk
- Dunlap
- Dupont
- Eagle
- East
- East Canton
- East Cleveland
- East Fultonham
- Eastlake
- East Liberty
- East Liverpool
- East Palestine
- East Rochester
- East Sparta
- East Springfield
- East Union
- Eaton
- Eaton Estates
- Eden
- Edgerton
- Edgewood
- Edinburg
- Edison
- Edon
- Eldorado
- Elgin
- Elida
- Elizabeth
- Elizabethtown
- Elk
- Elkrun
- Ellsworth
- Elmore
- Elmwood Place
- Elyria
- Elyria (Township)
- Emerald
- Empire
- Englewood
- Enoch
- Enon
- Erie
- Etna
- Etna (Township)
- Euclid
- Evendale
- Fairborn
- Fairfax
- Fairfield
- Fairfield Beach
- Fairfield (Township)
- Fairlawn
- Fairport Harbor
- Fairview
- Fairview Park
- Falls
- Fallsbury
- Farmer
- Farmersville
- Farmington
- Fayette
- Fayetteville
- Fearing
- Felicity
- Findlay
- Finneytown
- Fitchville
- Five Points
- Flatrock
- Flat Rock
- Fletcher
- Florence
- Florida
- Flushing
- Flushing (Township)
- Forest
- Forest Park
- Forestville
- Fort Jennings
- Fort Loramie
- Fort Recovery
- Fort Seneca
- Fort Shawnee
- Fostoria
- Four Bridges
- Fowler
- Fox
- Frankfort
- Franklin
- Franklin Furnace
- Franklin (Township)
- Frazeysburg
- Fredericksburg
- Fredericktown
- Freedom
- Freeport
- Freeport (Township)
- Fremont
- Fresno
- Friendship
- Fruit Hill
- Fulton
- Fultonham
- Gahanna
- Galena
- Galion
- Gallipolis
- Gallipolis (Township)
- Gambier
- Gann (Brinkhaven)
- Garfield Heights
- Garrettsville
- Gasper
- Gates Mills
- Geneva
- Geneva-on-the-Lake
- Geneva (Township)
- Genoa
- Georgetown
- German
- Germantown
- Gettysburg
- Gibson
- Gibsonburg
- Gilboa
- Gilead
- Girard
- Glandorf
- Glencoe
- Glendale
- Glenford
- Glenmont
- Glenmoor
- Glenwillow
- Gloria Glens Park
- Glouster
- Gnadenhutten
- Golf Manor
- Good Hope
- Gordon
- Gorham
- Goshen
- Goshen (Township)
- Grafton
- Grafton (Township)
- Grand
- Grand Prairie
- Grand Rapids
- Grand Rapids (Township)
- Grand River
- Grandview
- Grandview Heights
- Granger
- Granville
- Granville South
- Granville (Township)
- Gratiot
- Gratis
- Gratis (Township)
- Graysville
- Green
- Green Camp
- Green Camp (Township)
- Green Creek
- Greene
- Greenfield
- Greenhills
- Green Meadows
- Greensburg
- Green Springs
- Greentown
- Greenville
- Greenville (Township)
- Greenwich
- Greenwich (Township)
- Groesbeck
- Groton
- Grove City
- Groveport
- Grover Hill
- Guilford
- Gustavus
- Guyan
- Hale
- Hambden
- Hamden
- Hamer
- Hamersville
- Hamilton
- Hamler
- Hanging Rock
- Hannibal
- Hanover
- Hanoverton
- Hanover (Township)
- Harbor Hills
- Harbor View
- Harding
- Hardy
- Harlan
- Harlem
- Harmony
- Harpersfield
- Harpster
- Harris
- Harrisburg
- Harrison
- Harrison (Township)
- Harrisville
- Harrod
- Hartford
- Hartford (Croton)
- Hartland
- Hartsgrove
- Hartville
- Harveysburg
- Haskins
- Haviland
- Haydenville
- Hayesville
- Heath
- Hebron
- Helena
- Hemlock
- Henrietta
- Henry
- Hessville
- Hicksville
- Hicksville (Township)
- Hide-A-Way Hills
- Higginsport
- Highland
- Highland Heights
- Highland Hills
- Highland Holiday
- Highpoint
- Hilliar
- Hilliard
- Hills and Dales
- Hillsboro
- Hilltop
- Hinckley
- Hiram
- Hiram (Township)
- Hoaglin
- Hocking
- Hockingport
- Holgate
- Holiday City
- Holiday Lakes
- Holiday Valley
- Holland
- Hollansburg
- Holloway
- Holmes
- Holmesville
- Homer
- Homeworth
- Hooven
- Hopedale
- Hopewell
- Howard
- Howard (Township)
- Howland
- Howland Center
- Hoytville
- Hubbard
- Hubbard (Township)
- Huber Heights
- Huber Ridge
- Hudson
- Hunter
- Huntington
- Hunting Valley
- Huntsburg
- Huntsville
- Huron
- Huron (Township)
- Iberia
- Independence
- Irondale
- Ironton
- Island Creek
- Israel
- Ithaca
- Jackson
- Jacksonburg
- Jackson Center
- Jackson (Township)
- Jacksonville
- Jamestown
- Jasper
- Jefferson
- Jefferson (Township)
- Jeffersonville
- Jenera
- Jennings
- Jerome
- Jeromesville
- Jerry City
- Jersey
- Jerusalem
- Jewett
- Johnson
- Johnston
- Johnstown
- Junction City
- Kalida
- Kanauga
- Kansas
- Keene
- Kelleys Island
- Kent
- Kenton
- Kenwood
- Kettering
- Kettlersville
- Kidron
- Kilbourne
- Killbuck
- Killbuck (Township)
- Kimbolton
- Kings Mills
- Kingston
- Kingsville
- Kinsman
- Kinsman Center
- Kipton
- Kirby
- Kirkersville
- Kirkwood
- Kirtland
- Kirtland Hills
- Knox
- Kunkle
- La Croft
- Lafayette
- Lafferty
- LaGrange
- LaGrange (Township)
- Lake
- Lake Buckhorn
- Lake Darby
- Lake Lakengren
- Lakeline
- Lake Lorelei
- Lake Milton
- Lake Mohawk
- Lakemore
- Lake Seneca
- Lakeside
- Lake Tomahawk
- Lakeview
- Lake Waynoka
- Lakewood
- Lancaster
- Landen
- Lanier
- Lansing
- La Rue
- Latty
- Latty (Township)
- Laura
- Laurel
- Laurelville
- Lawrence
- Leavittsburg
- Lebanon
- Lee
- Leesburg
- Leesville
- Leetonia
- Leipsic
- Lemon
- Lenox
- Leroy
- Letart
- Lewis
- Lewisburg
- Lewistown
- Lewisville
- Lexington
- Liberty
- Liberty Center
- Lick
- Licking
- Lima
- Limaville
- Lincoln
- Lincoln Heights
- Lincoln Village
- Lindsey
- Linndale
- Linton
- Lisbon
- Litchfield
- Lithopolis
- Little Hocking
- Liverpool
- Lockbourne
- Lockington
- Lockland
- Lodi
- Logan
- Logan Elm Village
- London
- Londonderry
- Lorain
- Loramie
- Lordstown
- Lore City
- Lostcreek
- Loudon
- Loudonville
- Louisville
- Loveland
- Loveland Park
- Lowell
- Lowellville
- Lower Salem
- Lucas
- Lucasville
- Luckey
- Ludlow
- Ludlow Falls
- Lykens
- Lyme
- Lynchburg
- Lyndhurst
- Lynn
- Lyons
- Macedonia
- Mack
- Macksburg
- Madeira
- Madison
- Madison (Township)
- Mad River
- Magnetic Springs
- Magnolia
- Maineville
- Malaga
- Malinta
- Malta
- Malta (Township)
- Malvern
- Manchester
- Manchester (Township)
- Mansfield
- Mantua
- Mantua (Township)
- Maple Heights
- Maple Ridge
- Maplewood Park
- Marble Cliff
- Marblehead
- Marengo
- Margaretta
- Mariemont
- Marietta
- Marietta (Township)
- Marion
- Marion (Township)
- Mark
- Marlboro
- Marlboro (Township)
- Marne
- Marseilles
- Marseilles (Township)
- Marshall
- Marshallville
- Martinsburg
- Martins Ferry
- Martinsville
- Mary Ann
- Marysville
- Mason
- Massie
- Massillon
- Masury
- Matamoras
- Maumee
- Mayfield
- Mayfield Heights
- McArthur
- McClure
- McComb
- McConnelsville
- McCutchenville
- McDermott
- McDonald
- McGuffey
- McKean
- McKinley Heights
- McLean
- Mead
- Mecca
- Mechanic
- Mechanicsburg
- Medina
- Medina (Township)
- Meigs
- Meigsville
- Melmore
- Melrose
- Mendon
- Mentor
- Mentor-on-the-Lake
- Mesopotamia
- Metamora
- Meyers Lake
- Miami
- Miami Heights
- Miamisburg
- Miamitown
- Miamiville
- Middleburg Heights
- Middlebury
- Middlefield
- Middlefield (Township)
- Middle Point
- Middleport
- Middleton
- Middletown
- Midland
- Midvale
- Midway
- Mifflin
- Mifflin (Township)
- Milan
- Milan (Township)
- Milford
- Milford Center
- Mill
- Millbury
- Millcreek
- Mill Creek
- Milledgeville
- Miller
- Miller City
- Millersburg
- Millersport
- Millfield
- Millville
- Millwood
- Milton
- Milton Center
- Miltonsburg
- Mineral City
- Mineral Ridge
- Minerva
- Minerva Park
- Minford
- Mingo Junction
- Minster
- Mississinawa
- Mitiwanga
- Mogadore
- Mohican
- Monclova
- Monday Creek
- Monfort Heights
- Monroe
- Monroeville
- Monterey
- Montezuma
- Montgomery
- Montpelier
- Montrose-Ghent
- Montville
- Moorefield
- Moraine
- Moreland Hills
- Morgan
- Morgandale
- Morral
- Morris
- Morristown
- Morrow
- Moscow
- Moulton
- Mount Blanchard
- Mount Carmel
- Mount Cory
- Mount Eaton
- Mount Gilead
- Mount Healthy
- Mount Healthy Heights
- Mount Orab
- Mount Pleasant
- Mount Pleasant (Township)
- Mount Repose
- Mount Sterling
- Mount Vernon
- Mount Victory
- Mowrystown
- Muhlenberg
- Mulberry
- Munroe Falls
- Munson
- Murray City
- Muskingum
- Mutual
- Napoleon
- Napoleon (Township)
- Nashville
- Navarre
- Neapolis
- Neave
- Neffs
- Negley
- Nellie
- Nelson
- Nelsonville
- Nettle Lake
- Nevada
- Neville
- New Albany
- New Alexandria
- Newark
- Newark (Township)
- New Athens
- New Baltimore
- New Bavaria
- Newberry
- New Bloomington
- New Boston
- New Bremen
- Newburgh Heights
- New Burlington
- Newbury
- New California
- New Carlisle
- Newcastle
- Newcomerstown
- New Concord
- New Franklin
- New Hampshire
- New Haven
- New Haven (Township)
- New Holland
- New Jasper
- New Knoxville
- New Lebanon
- New Lexington
- New London
- New London (Township)
- New Lyme
- New Madison
- New Market
- New Marshfield
- New Miami
- New Middletown
- New Paris
- New Philadelphia
- New Pittsburg
- Newport
- Newport (Township)
- New Richmond
- New Riegel
- New Russia
- New Straitsville
- Newton
- Newton Falls
- Newtonsville
- Newtown
- New Vienna
- New Washington
- New Waterford
- New Weston
- Ney
- Nile
- Niles
- Nimishillen
- Noble
- North
- North Baltimore
- North Bend
- North Bloomfield
- Northbrook
- North Canton
- North College Hill
- North Fairfield
- Northfield
- Northfield Center
- Northgate
- North Hampton
- North Kingsville
- North Lawrence
- North Lewisburg
- North Madison
- North Olmsted
- North Perry
- North Randall
- Northridge
- North Ridgeville
- North Robinson
- North Royalton
- North Star
- Northwest
- Northwood
- North Zanesville
- Norton
- Norwalk
- Norwalk (Township)
- Norwich
- Norwood
- Nottingham
- Oak Harbor
- Oak Hill
- Oak Run
- Oakwood
- Oberlin
- Obetz
- Oceola
- Octa
- Ohio
- Ohio City
- Olde West Chester
- Old Fort
- Old Washington
- Olive
- Oliver
- Olmsted
- Olmsted Falls
- Ontario
- Orange
- Orangeville
- Oregon
- Orient
- Orrville
- Orwell
- Orwell (Township)
- Osgood
- Osnaburg
- Ostrander
- Ottawa
- Ottawa Hills
- Ottawa (Township)
- Ottoville
- Otway
- Owensville
- Oxford
- Oxford (Township)
- Painesville
- Painesville (Township)
- Paint
- Palestine
- Palmer
- Palmyra
- Pancoastburg
- Pandora
- Paris
- Park Layne
- Parkman
- Parkman (Township)
- Parma
- Parma Heights
- Parral
- Pataskala
- Patterson
- Paulding
- Paulding (Township)
- Paxton
- Payne
- Pease
- Pebble
- Peebles
- Pee Pee
- Pemberville
- Penfield
- Peninsula
- Penn
- Pepper Pike
- Perkins
- Perry
- Perry Heights
- Perrysburg
- Perrysburg (Township)
- Perrysville
- Perry (Township)
- Peru
- Pettisville
- Pheasant Run
- Phillipsburg
- Philo
- Pickaway
- Pickerington
- Pierce
- Pierpont
- Pigeon Creek
- Pike
- Piketon
- Pioneer
- Piqua
- Pitsburg
- Pitt
- Pittsfield
- Plain
- Plain City
- Plainfield
- Plainville
- Pleasant
- Pleasant City
- Pleasant Grove
- Pleasant Hill
- Pleasant Hills
- Pleasant Plain
- Pleasant Run
- Pleasant Run Farm
- Pleasantville
- Plumwood
- Plymouth
- Plymouth (Township)
- Poland
- Poland (Township)
- Polk
- Pomeroy
- Portage
- Portage Lakes
- Portage (Township)
- Port Clinton
- Porter
- Port Jefferson
- Portsmouth
- Port Washington
- Port William
- Potsdam
- Pottery Addition
- Powell
- Powhatan Point
- Prairie
- Proctorville
- Prospect
- Prospect (Township)
- Providence
- Pulaski
- Pulaski (Township)
- Pultney
- Pusheta
- Put-in-Bay
- Put-in-Bay (Township)
- Quaker City
- Quincy
- Raccoon
- Racine
- Radnor
- Radnor (Township)
- Randolph
- Range
- Rarden
- Rarden (Township)
- Ravenna
- Ravenna (Township)
- Rawson
- Rayland
- Raymond
- Reading
- Recovery
- Reed
- Reily
- Reminderville
- Remington
- Rendville
- Reno
- Republic
- Reynoldsburg
- Rice
- Richfield
- Richfield (Township)
- Rich Hill
- Richland
- Richmond
- Richmond Dale
- Richmond Heights
- Richville
- Richwood
- Ridge
- Ridgefield
- Ridgeville
- Ridgeville Corners
- Ridgeway
- Riley
- Rio Grande
- Ripley
- Risingsun
- Rittman
- Riverlea
- Riverside
- Roaming Shores
- Robertsville
- Rochester
- Rochester (Township)
- Rockbridge
- Rock Creek
- Rockford
- Rocky Fork Point
- Rocky Ridge
- Rocky River
- Rogers
- Rome
- Rome (Stout)
- Rootstown
- Rose
- Rose Farm
- Rosemount
- Roseville
- Rosewood
- Ross
- Rossburg
- Rossford
- Rossmoyne
- Ross (Township)
- Roswell
- Roundhead
- Royalton
- Rudolph
- Ruggles
- Rumley
- Rush
- Rushcreek
- Rush Creek
- Rushsylvania
- Rushville
- Russell
- Russells Point
- Russellville
- Russia
- Rutland
- Rutland (Township)
- Sabina
- Sagamore Hills
- Salem
- Salem Heights
- Salem (Township)
- Salesville
- Saline
- Salineville
- Salisbury
- Saltcreek
- Salt Creek
- Salt Lick
- Salt Rock
- Sandusky
- Sandy
- Sandyville
- Sarahsville
- Sardinia
- Sardis
- Savannah
- Sawyerwood
- Saybrook
- Scio
- Scioto
- Sciotodale
- Scipio
- Scott
- Seal
- Seaman
- Sebring
- Seneca
- Senecaville
- Seven Hills
- Seven Mile
- Seville
- Shadyside
- Shaker Heights
- Shalersville
- Sharon
- Sharonville
- Shawnee
- Shawnee Hills
- Sheffield
- Sheffield Lake
- Sheffield (Township)
- Shelby
- Sherman
- Sherrodsville
- Sherwood
- Shiloh
- Short Creek
- Shreve
- Sidney
- Silvercreek
- Silver Lake
- Silverton
- Sinking Spring
- Sixteen Mile Stand
- Skyline Acres
- Smith
- Smithfield
- Smithfield (Township)
- Smithville
- Solon
- Somerford
- Somers
- Somerset
- Somerville
- South Amherst
- South Bloomfield
- South Canal
- South Charleston
- South Euclid
- Southington
- South Lebanon
- South Point
- South Russell
- South Salem
- South Solon
- South Vienna
- South Webster
- South Zanesville
- Sparta
- Spencer
- Spencer (Township)
- Spencerville
- Sprigg
- Springboro
- Springcreek
- Springdale
- Springfield
- Springfield (Township)
- Spring Valley
- Spring Valley (Township)
- Stafford
- St. Albans
- Starr
- Staunton
- St. Bernard
- St. Clair
- St. Clairsville
- Sterling
- Steubenville
- Steubenville (Township)
- Stewart
- St. Henry
- St. Johns
- St. Joseph
- St. Louisville
- St. Martin
- St. Marys
- St. Marys (Township)
- Stock
- Stockdale
- Stockport
- Stokes
- Stone Creek
- Stonelick
- Stony Prairie
- Stony Ridge
- Stoutsville
- Stow
- St. Paris
- Strasburg
- Stratton
- Streetsboro
- Strongsville
- Struthers
- Stryker
- Suffield
- Sugar Bush Knolls
- Sugarcreek
- Sugar Creek
- Sugar Grove
- Sullivan
- Sulphur Springs
- Summerfield
- Summerside
- Summit
- Summitville
- Sunbury
- Sunfish
- Sunsbury
- Superior
- Sutton
- Swan
- Swan Creek
- Swanton
- Swanton (Township)
- Switzerland
- Sycamore
- Sycamore (Township)
- Sylvania
- Sylvania (Township)
- Symmes
- Syracuse
- Tallmadge
- Tarlton
- Tate
- Taylor
- Taylor Creek
- Tedrow
- Terrace Park
- Texas
- The Plains
- The Village of Indian Hill
- Thompson
- Thorn
- Thornport
- Thornville
- Thurston
- Tiffin
- Tiltonsville
- Timberlake
- Tipp City
- Tippecanoe
- Tiro
- Tiverton
- Tod
- Toledo
- Tontogany
- Toronto
- Townsend
- Tremont City
- Trenton
- Trimble
- Trimble (Township)
- Trinway
- Trotwood
- Troy
- Trumbull
- Truro
- Tully
- Tuppers Plains
- Turpin Hills
- Turtlecreek
- Turtle Creek
- Tuscarawas
- Twin
- Twinsburg
- Twinsburg Heights
- Twinsburg (Township)
- Tymochtee
- Uhrichsville
- Union
- Union City
- Uniontown
- Union (Township)
- Unionville Center
- Uniopolis
- Unity
- University Heights
- Upper
- Upper Arlington
- Upper Sandusky
- Urbana
- Urbana (Township)
- Urbancrest
- Utica
- Valley
- Valley City
- Valley Hi
- Valleyview
- Valley View
- Van Buren
- Van Buren (Township)
- Vandalia
- Vanlue
- Van Wert
- Vaughnsville
- Venedocia
- Venice
- Vermilion
- Vermilion (Township)
- Vermillion
- Vernon
- Verona
- Versailles
- Vickery
- Vienna
- Vienna Center
- Vincent
- Vinton
- Violet
- Virginia
- Wabash
- Wadsworth
- Wadsworth (Township)
- Waite Hill
- Wakeman
- Wakeman (Township)
- Walbridge
- Waldo
- Waldo (Township)
- Walnut
- Walnut Creek
- Walnut Creek (Township)
- Walton Hills
- Wapakoneta
- Ward
- Warren
- Warrensville Heights
- Warren (Township)
- Warsaw
- Warwick
- Washington
- Washington Court House
- Washingtonville
- Waterford
- Waterford (Township)
- Waterloo
- Watertown
- Waterville
- Waterville (Township)
- Wauseon
- Waverly
- Wayne
- Wayne Lakes
- Waynesburg
- Waynesfield
- Waynesville
- Weathersfield
- Webster
- Weller
- Wellington
- Wellington (Township)
- Wells
- Wellston
- Wellsville
- Wesley
- West
- West Alexandria
- West Carrollton
- West Chester
- West Elkton
- Westerville
- West Farmington
- Westfield
- Westfield Center
- West Hill
- West Jefferson
- West Lafayette
- Westlake
- Westland
- West Leipsic
- West Liberty
- West Manchester
- West Mansfield
- West Millgrove
- West Milton
- Westminster
- Weston
- Weston (Township)
- West Portsmouth
- West Rushville
- West Salem
- West Union
- West Unity
- Wetherington
- Wharton
- Wheelersburg
- Wheeling
- Whetstone
- White Eyes
- Whitehall
- Whitehouse
- Whiteoak
- White Oak
- Whites Landing
- Whitewater
- Wickliffe
- Wightmans Grove
- Wilberforce
- Wilkesville
- Wilkesville (Township)
- Willard
- Williamsburg
- Williamsburg (Township)
- Williamsdale
- Williamsfield
- Williamsport
- Williston
- Willoughby
- Willoughby Hills
- Willowick
- Wills
- Willshire
- Willshire (Township)
- Wilmington
- Wilmot
- Wilson
- Winchester
- Winchester (Township)
- Windham
- Windham (Township)
- Windsor
- Winesburg
- Wintersville
- Withamsville
- Wolfhurst
- Woodlawn
- Woodmere
- Woodsfield
- Woodstock
- Woodville
- Woodville (Township)
- Wooster
- Wooster (Township)
- Worthington
- Wren
- Wright-Patterson AFB
- Wyoming
- Xenia
- Xenia (Township)
- Yankee Lake
- Yellow Creek
- Yellow Springs
- York
- Yorkshire
- Yorkville
- Youngstown
- Zaleski
- Zane
- Zanesfield
- Zanesville
- Zoar
