| Officer under Cornwallis | 24 |
| Officer under Capt. Kirk | 24 |
| Officer under a praetor | 23 |
| Officer Poncherello portrayer | 29 |
| Officer played by Takei | 23 |
| Officer on the highway | 22 |
| Officer on a PT boat: Abbr. | 27 |
| Officer on a merchant vessel | 28 |
| Officer of the Ottoman Empire | 29 |
| Officer Gannon's friend | 27 |
| Officer Friday's TV show | 28 |
| Officer Dibble's nemesis | 28 |
| Officer Candidate Sch. | 22 |
| Officejet Pro printers | 22 |
| Officeholders, for short | 24 |
| Officeholder, for short | 23 |
| Officeholder's promise | 26 |
| Officeholder's office | 25 |
| Officeholder's bane | 23 |
| Officeholder for short | 23 |
| Office-furniture pieces | 23 |
| Office-cooler specialty | 23 |
| Office's letter center | 26 |
| Office ___ (candidate) | 22 |
| Office __: Staples rival | 24 |
| Office workstations, maybe | 26 |
| Office workers, for short | 25 |
| Office workers, collectively | 28 |
| Office workers' letters | 27 |
| Office worker, for short | 24 |
| Office worker's necessity | 29 |
| Office worker's fastener | 28 |
| Office worker's calendar | 28 |
| Office wagering scheme | 22 |
| Office V.I.P., for short | 24 |
| Office user's deal | 22 |
| Office trash basket, slangily | 29 |
| Office transcriptionists | 24 |
| Office telephone button | 23 |
| Office switchboard nos. | 23 |
| Office supply store purchase | 28 |
| Office supplies on rolls | 24 |
| Office suite door abbr. | 23 |
| Office suite component | 22 |
| Office staples, for short | 25 |
| Office staple, ironically | 25 |
| Office situation, of a sort | 27 |
| Office seekers, for short | 25 |
| Office seeker, slangily | 23 |
| Office seeker, informally | 25 |
| Office seeker, for short | 24 |
| Office seeker, briefly | 22 |
| Office seeker for short | 24 |
| Office rental, for example | 26 |
| Office printer's feature | 28 |
| Office plant, at times? | 23 |
| Office phone button, maybe | 26 |
| Office PC linkup letters | 24 |
| Office party photocopy | 22 |
| Office park address abbr. | 25 |
| Office overhead, often | 22 |
| Office of the U.S. president | 28 |
| Office of the Papal curia | 25 |
| Office of matins division | 25 |
| Office of a Muslim leader | 25 |
| Office messenger, e.g. | 22 |
| Office memo, in England | 23 |
| Office manager's quantity | 29 |
| Office manager's purchase | 29 |
| Office manager's buy | 24 |
| Office location since 1800 | 26 |
| Office holder, of sorts | 23 |
| Office help, for short | 22 |
| Office held by Cato the Elder | 29 |
| Office gift exchange basis | 26 |
| Office gambling arrangement | 27 |
| Office furniture pieces | 23 |
| Office fill-in, for short | 25 |
| Office feature, sometimes | 25 |
| Office equipment giant | 22 |
| Office employee, for short | 26 |
| Office employee to avoid? | 25 |
| Office employee of old | 22 |
| Office efficiency meas. | 23 |
| Office e-mail alternatives | 26 |
| Office dupes, for short | 23 |
| Office division: Abbr. | 22 |
| Office distribution unit | 24 |
| Office directory abbr. | 22 |
| Office dictation taker | 22 |
| Office Depot competitor | 23 |
| Office corr., sometimes | 23 |
| Office copy, for short | 22 |
| Office copies, for short | 24 |
| Office conference: Abbr. | 24 |
| Office computer system | 22 |
| Office computer linkup: Abbr. | 29 |
| Office competition, often | 25 |
| Office communiqué | 24 |
| Office communication device | 27 |