| Oklahoma county or its seat | 27 |
| Oklahoma community | 18 |
| Oklahoma collegians | 19 |
| Oklahoma city with an active Tea Party | 38 |
| Oklahoma city that's home to Vance Air Force Base | 53 |
| OKLAHOMA CITY suffers a disaster in a fishing contest | 53 |
| Oklahoma City setting: Abbr. | 28 |
| Oklahoma city or writer Bagnold | 31 |
| Oklahoma city on the Chisholm Trail | 35 |
| Oklahoma city on the Cherokee Strip | 35 |
| Oklahoma city on the Arkansas | 29 |
| Oklahoma city north-northwest of Oklahoma City | 46 |
| Oklahoma City neighbor | 22 |
| Oklahoma city near Vance Air Force Base | 39 |
| Oklahoma city near Oral Roberts's birthplace | 48 |
| Oklahoma city near Oklahoma City | 32 |
| Oklahoma city named for a Tennyson character | 44 |
| Oklahoma city named after a Tennyson character | 46 |
| Oklahoma city | 13 |
| Oklahoma birthplace of Oral Roberts | 35 |
| Oklahoma athlete | 16 |
| Oklahoma and West Virginia | 26 |
| Oklahoma Amerind | 16 |
| Oklahoma aunt ____ | 21 |
| Oklaho-ma city | 14 |
| Okla., until 1907 | 17 |
| Okla., once | 11 |
| Okla., on old maps | 18 |
| Okla., in 1900 | 14 |
| Okla., from 1890 to 1907 | 24 |
| Okla., before statehood | 23 |
| Okla., before 1907 | 18 |
| Okla., before 11/16/1907 | 24 |
| Okla.'s neighbor | 20 |
| Okla. tribesmen | 15 |
| Okla. tribe | 11 |
| Okla. state tree | 16 |
| Okla. Siouans | 13 |
| Okla. school with a 60-foot Praying Hands sculpture | 51 |
| Okla. school | 12 |
| Okla. rival | 11 |
| Okla. or Oreg., once | 20 |
| Okla. or La., once | 18 |
| Okla. or Dak., once | 19 |
| Okla. oil center | 16 |
| Okla. neighbor | 14 |
| Okla. national park | 19 |
| Okla. Indians | 13 |
| Okla. Indian | 12 |
| Okla. homesteader | 17 |
| Okla. from 1820 to 1840 | 23 |
| Okla. football rival | 20 |
| Okla. City-to-Tulsa direction | 29 |
| Okla. City-to-Dallas direction | 30 |
| Okla. city or county | 20 |
| Okla. city or Algonquian | 24 |
| Okla. city | 10 |
| Okla. campus with a Prayer Tower | 32 |
| Okla. before 1907, e.g. | 23 |
| Okla. before 1907 | 17 |
| Okla. athletes | 14 |
| Okla. adjoiner | 14 |
| Okinawan seaport | 16 |
| Okinawan port | 13 |
| Okinawan city | 13 |
| Okinawan capital | 16 |
| Okinawa's largest city | 26 |
| Okinawa's capital | 21 |
| Okinawa seaport | 15 |
| Okinawa port | 12 |
| Okinawa is one of these | 23 |
| Okinawa honorific | 17 |
| Okinawa city | 12 |
| Okinawa capital | 15 |
| Okinawa affirmative | 19 |
| Okinawa "OK" | 22 |
| Okie's relative | 19 |
| Okie's neighbor | 19 |
| Okie's cousin | 17 |
| Okie from Muskogee | 18 |
| Okie family name | 16 |
| OKIE | 4 |
| Okhotsk, for one | 16 |
| Okhotsk or Andaman | 18 |
| Okey-___ | 8 |
| Okey-__ | 7 |
| Okey-dokeys | 11 |
| Okey-dokes | 10 |
| Okefenokee, e.g. | 16 |
| Okefenokee vehicle | 18 |
| Okefenokee Swamp resident | 25 |
| Okefenokee Swamp inhabitant of fiction | 38 |
| Okefenokee Swamp inhabitant of comics | 37 |
| Okefenokee Swamp inhabitant | 27 |
| Okefenokee resident | 19 |
| Okefenokee possum of comics | 27 |
| Okefenokee possum | 17 |
| Okefenokee features | 19 |
| Okefenokee feature | 18 |
| Okefenokee dweller of comics | 28 |