| Old construction danger | 23 |
| Old console using Game Paks, briefly | 36 |
| Old console using Game Paks | 27 |
| Old Connecticut whaling town | 28 |
| Old congregating locale | 23 |
| Old Coney Island's ___ Park | 31 |
| Old conductance units | 21 |
| Old condom brand | 16 |
| Old concert hall | 16 |
| Old computing acronym | 21 |
| Old computer? | 13 |
| Old computer screen, for short | 30 |
| Old computer screen | 19 |
| Old computer peripherals | 24 |
| Old computer operating system | 29 |
| Old computer networking protocol | 32 |
| Old computer monitor, briefly | 29 |
| Old computer monitor type | 25 |
| Old computer monitor letters | 28 |
| Old computer language | 21 |
| Old computer dial-up device | 27 |
| Old computer add-on | 19 |
| Old computer accessory | 22 |
| Old computer accessories | 24 |
| Old computer | 12 |
| Old component of some TVs | 25 |
| Old competitor of Pan Am | 24 |
| Old competitions | 16 |
| Old company telephone line | 26 |
| Old company name, ___ Nabisco | 29 |
| Old compacts | 12 |
| Old comp. monitors | 18 |
| Old Communist state (Abbr.) | 27 |
| Old communications giant | 24 |
| Old communication system | 24 |
| Old communication method | 24 |
| Old communication device | 24 |
| Old communication | 17 |
| Old Common Market initials | 26 |
| Old Common Market abbr. | 23 |
| Old Commodore computer | 22 |
| Old commercial prefix with mat | 30 |
| Old comm. giant | 15 |
| Old comics girl whose boyfriend was Wingey | 42 |
| Old comics girl staring blankly? | 32 |
| Old comics girl | 15 |
| Old comics flapper | 18 |
| Old comics dog | 14 |
| Old comics character still associated with shoes | 48 |
| Old comics character | 20 |
| Old comics boy with the dog Tige | 32 |
| Old comics boy | 14 |
| Old comics | 10 |
| Old comic strip family name | 27 |
| Old comic strip character Kett | 30 |
| Old comic strip "___ an' Slats" | 45 |
| Old comic book cowboy | 21 |
| Old comic actress ___ Janis | 27 |
| Old comic actor's Little Bighorn headline? | 46 |
| Old comic "Out ___ Way" | 33 |
| Old comedy team | 15 |
| Old comedian known for his unique piano-playing style | 53 |
| Old come-on in book ads | 23 |
| Old columnist Maxwell | 21 |
| Old Colosseum judge | 19 |
| Old ColorTrak TVs | 17 |
| Old Colorado Indian | 19 |
| Old Colony's neighbor | 25 |
| Old colonnade | 13 |
| Old colonial region | 19 |
| Old college, e.g. | 17 |
| Old college ___ | 15 |
| Old college thing? | 18 |
| Old college cry | 15 |
| Old college cheer | 17 |
| Old college building feature | 28 |
| Old collector of illegal tolls | 30 |
| Old collar stiffeners | 21 |
| Old coll. entrance hurdle | 25 |
| Old Colgate rival | 17 |
| Old Colgate competitor | 22 |
| Old cold-block bringers | 23 |
| Old cold block mover | 20 |
| Old coins of Siam: Var. | 23 |
| Old coins of Riga | 17 |
| Old coins of Naples | 19 |
| Old coins of Japan | 18 |
| Old coins of France | 19 |
| Old coins in England | 20 |
| Old coins in Caen | 17 |
| Old coins for the Trevi Fountain | 32 |
| Old coin? | 9 |
| Old coin worth five francs | 26 |
| Old coin worth five centesimi | 29 |
| Old coin with three fleurs-de-lis on its back | 45 |
| Old coin with an accented first letter | 38 |
| Old coin of Venice | 18 |
| Old coin of Turkey | 18 |
| Old coin of Spain | 17 |
| Old coin of Siam | 16 |