Oakdale (7)

Oakmont (8)

Oaks (13)

Ohio Township (1)

Ohiopyle (4)

Ohioville (2)

Oil City (10)

Old Forge (6)

Oley (14)

Oliveburg (1)

Oliver (2)

Olyphant (4)

Orbisonia (0)

Orefield (9)

Oreland (5)

Orrtanna (2)

Orwigsburg (4)

Osceola Mills (3)

Osterburg (1)

Ottsville (6)

Oxford (11)