Organizations
- Oak Grove Baptist Church (Franklin, N.C.). 2
- Oak Grove Baptist Church (Jamestown, N.C.). 1
- Oak Grove Baptist Church (Lake Toxaway, N.C.). 1
- Oak Grove Baptist Church (Roper, N.C.). 1
- Oak Hill Baptist Church (Marshall, N.C.). 1
- Oak Ridge Baptist Church (Sandy Ridge, N.C.). 1
- Oak Ridge Baptist Mission (Oak Ridge, N.C.). 1
- Oak View Baptist Church (Cleveland County, N.C.). 1
- Oakdale Baptist Church (Polkton, N.C.). 1
- Oakdale Baptist Church (Rocky Mount, N.C.). 1
- Oakdale Baptist Church (Spencer, N.C.). 1
- Oakdale Baptist Church (Statesville, N.C.). 1
- Oaklawn Baptist Church (Winston-Salem, N.C.). 1
- Oakmont Baptist Church (Greenville, N.C.). 1
- Odell Baptist Church (Concord, N.C.). 1
- Old Fields Baptist Church (Fleetwood, N.C.). 1
- Old Lea Bethel Baptist Church (Leasburg, N.C.). 1
- Old Richmond Baptist Church (Swanquarter, N.C.). 1
- Old Savannah Baptist Church (Jackson County, N.C.). 2
- Old Shallotte Baptist Church (Shallotte, N.C.). 1
- Old Town Baptist Church (Winston-Salem, N.C.). 1
- Old Town Primitive Baptist Church (Edgecombe County, N.C.). 1
- Old Union Primitive Baptist Church (Smithfield, N.C.). 1
- Olive Branch Baptist Church (Roxboro, N.C.). 1
- Olive Chapel Baptist Church (Apex, N.C.). 1
- Olive Grove Baptist Church (Creedmoor, N.C.). 1
- Olive Grove Baptist Church (Pinnacle, N.C.). 1
- Olivet Baptist Church (Long Island, N.C.). 1
- Osborne Memorial Baptist Church (Sparta, N.C.). 1
- Ossipee Baptist Church (Elon College, N.C.). 1
- Oxford Baptist Church (Oxford, N.C.). 1
- Oxford Female College (Oxford, N.C.). 1
- Oxford Female Seminary (Oxford, N.C.) 1
- Oxford First Baptist Church (Oxford, N.C.). 1
- Oxford University Press 1