| O'Sullivan-O'Toole duo | 30 |
| One may be called by a manager | 30 |
| Official measuring of contents | 30 |
| Over two million works of art? | 30 |
| One thing "h" can be | 30 |
| Original M&M's filling | 30 |
| Outfit that shows a lot of leg | 30 |
| Operatic solo about a fur coat | 30 |
| One hanging around the nursery | 30 |
| One who's loaded with loot | 30 |
| One who can hardly be made out | 30 |
| One-time epoch of the Tertiary | 30 |
| O.K. to put in one's mouth | 30 |
| Oscar-winning Sally Field role | 30 |
| Opposite of "lately" | 30 |
| Org. protecting boys and girls | 30 |
| Order of eight-limbed mollusks | 30 |
| One of racially mixed ancestry | 30 |
| Old Russian secret-police org. | 30 |
| One who deals with crude stuff | 30 |
| Obsolescent way to store music | 30 |
| Odometer reading of a new car? | 30 |
| One who confers holy orders on | 30 |
| One-third of a triangle, maybe | 30 |
| Online backpedaler's intro | 30 |
| One in the care of a clinician | 30 |
| One may hold your hand to see? | 30 |
| Onetime Robin Williams co-star | 30 |
| Old Church of England opponent | 30 |
| Outmoded communication devices | 30 |
| Ostentatious show of knowledge | 30 |
| Opposite of a Bing Crosby hit? | 30 |
| Ones fit for kings and queens? | 30 |
| Orbital points nearest the Sun | 30 |
| One with lewd tastes, casually | 30 |
| Office fund for minor expenses | 30 |
| Of a specified quality: Suffix | 30 |
| Opening words for a math trick | 30 |
| Observe the rules of the game? | 30 |
| Object of Bess's affection | 30 |
| Official White House sculptor? | 30 |
| Ones whose work is decreasing? | 30 |
| One side of a political debate | 30 |
| One with a thing for laughter? | 30 |
| Ones undergoing transformation | 30 |
| Orville Redenbacher alma mater | 30 |
| OK for high school kids to see | 30 |
| One reason for wearing a parka | 30 |
| One offering a sales incentive | 30 |
| Obligate oneself a second time | 30 |
| Old-time Cincinnati ballplayer | 30 |
| Obviously satisfied subscriber | 30 |
| One may be tarnished or upheld | 30 |
| One making a new try for grass | 30 |
| Offensive lineman on vacation? | 30 |
| Occasion to hang up the fangs? | 30 |
| Ones quoted on Rotten Tomatoes | 30 |
| One looking through your files | 30 |
| One who insists on formalities | 30 |
| One of the Pillars of Hercules | 30 |
| Opening for an aspiring leader | 30 |
| Opposite of "smooth" | 30 |
| Olympic competitors since 1900 | 30 |
| One of the R's in the USSR | 30 |
| One way to get into deep water | 30 |
| Openings on decks for drainage | 30 |
| Org. with a clenched fist logo | 30 |
| Organizational symbol, perhaps | 30 |
| Otary becomes document closure | 30 |
| Oceanographers' references | 30 |
| Opinionated Hannity and others | 30 |
| Ocean dweller with five points | 30 |
| One of a hundred in the Senate | 30 |
| Old vaudeville actress Blossom | 30 |
| Ominous request from a teacher | 30 |
| Once in a blue moon, old-style | 30 |
| Overconcerned with yours truly | 30 |
| Of different meanings of words | 30 |
| One in an upper chamber: Abbr. | 30 |
| Obama's title before Pres. | 30 |
| Ones offering pass protection? | 30 |
| Opposite of Mar. on a calendar | 30 |
| One of a very special delivery | 30 |
| One in a crowded delivery room | 30 |
| One prepared for church: Abbr. | 30 |
| Oil-yielding seed, for cookery | 30 |
| Ordains, records or humiliates | 30 |
| One might get rolled for money | 30 |
| Offbeat Parisian tourist sites | 30 |
| One with very little womb room | 30 |
| Omar of "Funny Girl" | 30 |
| Old Testament queen's land | 30 |
| One helping to build a library | 30 |
| Ones peeking at rams and ewes? | 30 |
| Old woman's home, in rhyme | 30 |
| One soon to be out of service? | 30 |
| On way to remove a paper trail | 30 |
| Ones with a family connection? | 30 |
| One less than "ocho" | 30 |
| One way to make a joyful noise | 30 |