| Former name of Thailand | 23 |
| Former name of the Amu Darya | 28 |
| Former name of the bonobo | 25 |
| Former name of Tokyo (Var.) | 27 |
| Former name of Ulan Bator | 25 |
| Former NASA space station | 25 |
| Former Nascar driver Ernie | 26 |
| Former Nassau Coliseum team | 27 |
| Former national capital | 23 |
| Former National League park | 27 |
| Former native of Machu Picchu | 29 |
| Former native of Mauritius | 26 |
| Former NBA center Patrick | 25 |
| Former NBA center __ Ming | 25 |
| Former NBA coach Brown | 22 |
| Former NBA forward Vandeweghe | 29 |
| Former NBA guard Danny | 22 |
| Former NBA star Mourning | 24 |
| Former NBA star ___ Mutombo | 27 |
| Former NBC anchor Lindstrom | 27 |
| Former NBC hidden camera show | 29 |
| Former NBC legal series | 23 |
| Former NBC newsman Frank | 24 |
| Former NBC PGA analyst | 22 |
| Former Nebraska governor Kay | 28 |
| Former Nebraska senator James | 29 |
| Former New Jersey college | 25 |
| Former New York archbishop | 26 |
| Former New York City chief | 26 |
| Former New York City mayor | 26 |
| Former New York City mayor Ed | 29 |
| Former New York Cosmos star | 27 |
| Former New York governor | 24 |
| Former New York mayor Abe | 25 |
| Former New York mayor Beame | 27 |
| Former New York mayor Ed | 24 |
| Former New York Met Joe | 23 |
| Former New York Mets manager | 28 |
| Former New York newspaper | 25 |
| Former New York senator | 23 |
| Former New York senator Al | 26 |
| Former New York stadium | 23 |
| Former New Zealand territory | 28 |
| Former news anchor Brokaw | 25 |
| Former news anchor Paula | 24 |
| Former news anchor Simmons | 26 |
| Former NFL linebacker Justin | 28 |
| Former NFL quarterback Boomer | 29 |
| Former NFL quarterback Dawson | 29 |
| Former NFL quarterback Flutie | 29 |
| Former NFL receiver Randy | 25 |
| Former NFL stadium in DC | 24 |
| Former NHL star Robitaille | 26 |
| Former Niagara Falls transit | 28 |
| Former Nicaraguan dictator | 26 |
| Former Nicaraguan leader | 24 |
| Former Nicaraguan president | 27 |
| Former Nigeria neighbor | 23 |
| Former Nigerian capital | 23 |
| Former Notre Dame coach Holtz | 29 |
| Former NOW president Eleanor | 28 |
| Former NPR host Hansen | 22 |
| Former nuclear agency: Abbr. | 28 |
| Former nuclear energy org. | 26 |
| Former nuclear power agcy. | 26 |
| Former nuclear power org. | 25 |
| Former nuclear test site | 24 |
| Former nutritional fig. | 23 |
| Former NY Giants manager | 24 |
| Former NY Jets running back | 27 |
| Former NY Philharmonic bigwig | 29 |
| Former NYC mayor Abraham | 24 |
| Former NYC mayor Beame | 22 |
| Former NYC mayor Giuliani | 25 |
| Former NYC mayor's act? | 27 |
| Former NYC subway company | 25 |
| Former NYSE chairman Richard | 28 |
| Former NYSE price fraction | 26 |
| Former Oasis drummer Starkey | 28 |
| Former OfficeMax owner | 22 |
| Former oil company name | 23 |
| Former Oiler ____Tikkanen | 25 |
| Former Oldsmobile model | 23 |
| Former Olympics powerhouse | 26 |
| Former Olympics sport [Wis.] | 28 |
| Former Ontario Premier | 22 |
| Former Ontario Premier Bill | 27 |
| Former Ontario Premier Bob | 26 |
| Former Ontario Premier David | 28 |
| Former Orioles manager Weaver | 29 |
| Former Ottoman bigwigs | 22 |
| Former Ottoman official | 23 |
| Former Ottoman officials | 24 |
| Former outfielder Moises | 24 |
| Former owner of Universal | 25 |
| Former Ozzy slinger Wylde | 25 |
| Former Pacific alliance | 23 |
| Former Pacific def. group | 25 |
| Former Pacific defense gp. | 26 |
| Former Pacific defense org. | 27 |