Regions of United States
- Oakwood Estates
- Oakwood Mountain
- Oakwood Shopping Center
- Oakwood Village Shopping Center
- Oakworth
- Oak Bowery Primitive Baptist Church
- Oaky Grove Cemetery
- Oaky Grove Church
- Oaky Streak
- Oaky Streak Cemetery
- Oaky Streak Methodist Church
- Oaky Woods Creek
- Oakville School (historical)
- Oasis Faith Chapel Church
- Oates Branch
- Oar Reservation
- Obed (historical)
- Obes Creek
- Oateston
- Ocampo
- Oceola
- Ocmulgee Baptist Church
- Oconee Baptist Church (historical)
- Oconee Cemetery
- Octagon
- Octagon Baptist Cemetery
- Octagon Station
- Octavia Church
- Odd Fellows Cemetery
- Oddfellows Cemetery
- Oddfellows Cemetery
- Oddfellows Temple Church
- Oden Gap
- Oden Ridge
- Oden Ridge School (historical)
- Odena
- Odena Cemetery
- Odens Mill (historical)
- Odenville
- Odenville Industrial Park
- Odess Lake Dam
- Odie Sherrer Dam
- Odom Branch
- Obye School (historical)
- Odom Branch
- Odom Cemetery
- Odom Creek
- Odom Crossroads
- Odom School (historical)
- Odoms Mine
- Hickory Ground
- Odum Gap
- Odum Lake Number 1
- Odum Point
- Odum Trail
- Odums Mill Dam
- Odums Mill Pond
- Ofelia
- Ogden Lake
- Ogee (historical)
- Oglesby Church of Christ
- Ogletree Branch
- Odom Memorial Church
- Ogletree Creek
- Ogletree Island
- Ogletree Outing Club Dam
- Ogletree Outing Club Lake
- Ogletree Park
- Ogletree Plaza Shopping Center
- Ohatchee
- Ohatchee Cemetery
- Ohatchee Church
- Ohatchee Creek
- Ogletree Number Two Dam
- Ohatchee Missionary Baptist Church
- Ohatchee Mountains
- Ohatchee Number 2 Cemetery
- Ohatchee United Methodist Church
- Ohio Bar
- Ohio Island (historical)
- Oil City Speedway
- Oil Well Bridge
- Oil Well Landing
- Oilwell Branch
- Ohatchee High School
- Okalona Church (historical)
- Okatuppa
- Okatuppa Creek
- Oka Kapassa (historical)
- Okchayi (historical)
- Okchayudshi (historical)
- Oklahoma School (historical)
- Okolona Church
- Okolona Baptist Church
- Okolona Baptist Church
- Okomo Camp
- Okomo Marina
- Okoni (historical)
- Okwakee Creek
- Okatuppa Creek Public Use Area
- Old Acton Cemetery
- Old Albertville Cemetery
- Old Anicent Mine
- Old Antioch Cemetery
- Old Antioch Church
- Old Aquilla Cemetery
- Old Asbury Cemetery
- Old Atkinson Crossing
- Old Augusta (historical)
- Old Augusta Church
- Old Barclay Mill
- Old Belgreen Cemetery
- Old Bennett Cemetery
- Old Bethany Cemetery
- Old Bethany Cemetery
- Old Bethany Cemetery
- Old Bethel
- Old Bethel Cemetery
- Old Bethel Cemetery
- Old Bethel Cemetery
- Old Bethel Cemetery
- Old Bethel Cemetery
- Old Bethel Baptist Church
- Old Bethel Church
- Old Bethel Church
- Old Bethel Missionary Baptist Church
- Old Bethel Church
- Old Bethel Church (historical)
- Old Bethlehem Church
- Old Bethlehem School (historical)
- Old Beulah Cemetery
- Old Beulah Church (historical)
- Old Biddle Gap
- Old Bingham
- Old Bingham Cemetery
- Old Blevins Mill
- Old Blue Creek Church
- Old Bluffport
- Old Boligee (historical)
- Old Bostick Cemetery
- Old Bostick Hill Cemetery
- Old Bradley Cemetery
- Old Bratt Road Estates
- Old Brick Presbyterian Church
- Old Brown Mill (historical)
- Old Browns Ferry Landing (historical)
- Old Burleson
- Old Butler Number 12 Mine
- Old Cabin Jail Museum
- Old Calcedonia Church
- Old Camp Coffee
- Old Camp Cosby Lake
- Old Canaan Cemetery
- Old Canaan Cemetery
- Old Canaan Church
- Old Cedron Church (historical)
- Old Cemetery
- Old Cemetery
- Old Cemetery
- Old Center
- Old Center Cemetery
- Old Center United Methodist Church
- Old Channel
- Old Chapel Cemetery
- Old Chapel Methodist Church
- Old City Cemetery
- Old Coloma
- Old Cool Spring Cemetery
- Coosa County Jail (historical)
- Old Corinth Church
- Old Country Club Dam
- Old Country Club Pond
- Old Creek Town Recreation Area
- Old Cross School (historical)
- Old Davisville
- Old Dean Church Cemetery
- Old Depot Museum
- Old Dothan Cemetery
- Old Dunn Creek Cemetery
- Old Dykes Cut Mine
- Old Easley Road Bridge
- Old Eastaboga
- Old El Bethel Cemetery
- Old Elam (historical)
- Old Elam Baptist Church
- Old Etna Branch
- Okwakee Lake
- Old Fabius Church
- Old Factory (historical)
- Old Fairview Church
- Old Fall Branch
- Old Fabius
- Old Fayetteville (historical)
- Old Field Cemetery
- Old Flatwood Church
- Old Florence Cemetery
- Old Fort Stoddard Mount Vernon Landing
- Old Fosters Ferry Road Church of God
- Old Friendship African Methodist Episcopal Church
- Old Friendship Cemetery