| Office-pool members | 19 |
| Office-seeker: Abbr. | 20 |
| Office-supply item | 18 |
| Office-wall sign | 16 |
| Officeholder | 12 |
| Officeholder for short | 23 |
| Officeholder who accomplishes little | 36 |
| Officeholder's bane | 23 |
| Officeholder's initial promise | 34 |
| Officeholder's office | 25 |
| Officeholder's promise | 26 |
| Officeholder, for short | 23 |
| Officeholders | 13 |
| Officeholders, for short | 24 |
| Officeholding group | 19 |
| Officejet Pro printers | 22 |
| Officemate | 10 |
| Officemate of Don and Peggy on "Mad Men" | 50 |
| OfficeMax purchase | 18 |
| Officer | 7 |
| Officer appointed from enlisted personnel | 41 |
| Officer below capt. | 19 |
| Officer Candidate Sch. | 22 |
| Officer Dibble's cartoon nemesis | 36 |
| Officer Dibble's nemesis | 28 |
| Officer Dibble's nemesis, in cartoons | 41 |
| Officer Frank Poncherello portrayer of '70s-'80s TV | 59 |
| Officer Friday's TV show | 28 |
| Officer Gannon's friend | 27 |
| Officer in "Alice's Restaurant" | 45 |
| Officer in charge of a ship's rigging, informally | 53 |
| Officer in charge of provisions | 31 |
| Officer in charge of the kiddie pool? | 37 |
| Officer in charge of the king's table linen | 47 |
| Officer in charge of the stewards | 33 |
| Officer in old Rome | 19 |
| Officer in the original "Star Trek" | 45 |
| Officer in training | 19 |
| Officer Malloy of "Adam 12" | 37 |
| Officer of a sort | 17 |
| Officer of high rank | 20 |
| Officer of the Bounty | 21 |
| Officer of the English royal household | 38 |
| Officer of the future | 21 |
| Officer of the law | 18 |
| Officer of the Ottoman Empire | 29 |
| Officer of the peace | 20 |
| Officer of tomorrow | 19 |
| Officer on 'Star Trek: The Next Generation' | 51 |
| Officer on a merchant vessel | 28 |
| Officer on a PT boat: Abbr. | 27 |
| Officer on a ship | 17 |
| Officer on the beat | 19 |
| Officer on the bridge with Spock and Uhura | 42 |
| Officer on the Enterprise bridge | 32 |
| Officer on the highway | 22 |
| Officer on TV's "The Dukes of Hazzard" | 52 |
| Officer played by Takei | 23 |
| Officer Poncherello portrayer | 29 |
| Officer Poncherello portrayer of '70s-'80s TV | 53 |
| Officer Poncherello's portrayer | 35 |
| Officer quality | 15 |
| Officer slain in the Old Testament | 34 |
| Officer sporting an eagle: Abbr. | 32 |
| Officer training org. | 21 |
| Officer under a praetor | 23 |
| Officer under Capt. Kirk | 24 |
| Officer under Cornwallis | 24 |
| Officer under Kirk | 18 |
| Officer wannabe | 15 |
| Officer who arrested Arlo for illegally dumping garbage in "Alice's Restaurant" | 93 |
| Officer who may not be in uniform | 33 |
| Officer who played himself in "Alice's Restaurant" | 64 |
| Officer who was still hunting in the 1920s-'30s | 51 |
| Officer with a half-inch stripe: Abbr. | 38 |
| Officer with scattered money from a shark? | 42 |
| Officer's "gift" | 30 |
| Officer's address | 21 |
| Officer's assistant | 23 |
| Officer's civvies | 21 |
| Officer's dining hall | 25 |
| Officer's embellishment | 27 |
| Officer's honorific | 23 |
| Officer's identification | 28 |
| Officer's jacket | 20 |
| Officer's ornament | 22 |
| Officer's preretirement promotion | 37 |
| Officer's query to a speeder | 32 |
| Officer's regular route | 27 |
| Officer's request | 21 |
| Officer's request, at times | 31 |
| Officer's route | 19 |
| Officer's shield | 20 |
| Officer's tally | 19 |
| Officer's title | 19 |
| Officer, at times | 17 |
| Officer, familiarly | 19 |
| Officer, to a soldier | 21 |
| Officer-gentleman? | 18 |
| Officer-in-training | 19 |