| Interrogator's red-flag raiser | 34 |
| Interrogator's red flag raiser | 34 |
| Interprets O'Keeffe's work? | 35 |
| Interpreters are needed for them | 32 |
| Interpreter of religious doctrines | 34 |
| Interpretation of a dog's growl | 35 |
| Interpret speech without hearing | 32 |
| Interposed between those opposed | 32 |
| Interpol's French headquarters city | 39 |
| Interpol's French headquarters | 34 |
| Interpol's "No ___ Threesome" | 43 |
| Interpol song about elephant cousin? | 36 |
| Interpol command center site, locally | 37 |
| Interplanetary visitors, in old sci-fi films | 44 |
| Interplanetary graffiti artist's action? | 44 |
| Internment camp detainees, for short | 36 |
| Interning with "The Swimmer" author? | 46 |
| Internet-on-the-tube company, formerly | 38 |
| Internet __: fast-spreading item | 32 |
| Internet version of a bandwagon fad | 35 |
| Internet traffic statistics company | 35 |
| Internet slang based on a common typo | 37 |
| Internet shortening to introduce a different view | 49 |
| Internet script designed to be human-readable | 45 |
| Internet interjection found in two theme answers | 48 |
| Internet giant that purchased Flickr in 2005 | 44 |
| Internet giant that owns MapQuest | 33 |
| Internet Explorer or Microsoft Word, say | 40 |
| Internet expert Lawrence Lessig's subject | 45 |
| Internet connectivity frustrations | 34 |
| Internet connection via landline | 32 |
| Internet connection that postdated dial-up | 42 |
| Internet connection faster than dial-up | 39 |
| Internet connection at a restaurant or airport | 46 |
| Internet components, per Senator Ted Stevens | 44 |
| Internet company with a 2009 IPO | 32 |
| Internet company that acquired Skype | 36 |
| Internet communication sites (abbr.) | 36 |
| Internet commenter's initialism | 35 |
| Internet bathing/grooming site come-on? | 39 |
| Internet address ending, typically | 34 |
| Internet acronym rarely meant literally | 39 |
| Internet access variety, for short | 34 |
| Internet access option, for short | 33 |
| Internet abbr. that rarely seems to be sincere | 46 |
| Internet "phone book": Abbr. | 38 |
| International, cafeteria and family | 35 |
| International young men's club | 34 |
| International Year of Astronomy year | 36 |
| International Washington neighborhood | 37 |
| International traveler's permit | 35 |
| International traveler's need | 33 |
| International traveler's concern | 36 |
| International travel guide publisher | 36 |
| International Tennis Hall-of-Famer Nastase | 42 |
| International Tennis Hall of Fame's Gibson | 46 |
| International Tennis Hall of Fame inductee, 2004 | 48 |
| International Tennis Hall of Fame inductee | 42 |
| International Talk Like a Pirate Day mo. | 40 |
| International Style architect Aalto | 35 |
| International Space Station predecessor | 39 |
| International Space Station precursor | 37 |
| International retailer whose name is an acronym | 47 |
| International Red Cross, e.g.: Abbr. | 36 |
| International powerhouse in cricket | 35 |
| International pageant competitor | 32 |
| International org. with 195 members | 35 |
| International Olympics chief Jacques | 36 |
| International oil and gas giant, informally | 43 |
| International Museum of Cartoon Art founder, 1974 | 49 |
| International Motorsports Hall of Fame location | 47 |
| International Masturbation Month | 32 |
| International magazine founded in France in 1945 | 48 |
| International Harvester vehicle maker | 37 |
| International group annulled restraint | 38 |
| International furniture retailer | 32 |
| International food company based in Paris | 41 |
| International easing of tensions | 32 |
| International Day of the Girl Child org. | 40 |
| International cricket competition | 33 |
| International court site, with "The" | 46 |
| International court site (with "The") | 47 |
| International Court of Justice setting | 38 |
| International cooperation of a sort | 35 |
| International contest with a cosmic name | 40 |
| International communities with shared interests | 47 |
| International Committee of the Red Cross, e.g. | 46 |
| International coalition of finance ministers | 44 |
| International chain of fusion cuisine restaurants | 49 |
| International Boxing Hall of Fame charter member | 48 |
| International Bowling Hall of Fame site | 39 |
| International baseball powerhouse | 33 |
| International alliance dissolved in 1977 (abbr.) | 48 |
| International aid org.: 1943–47 | 38 |
| International agreement since 1864 | 34 |
| Internal-combustion engine, for short | 37 |
| Internal Security Act sponsor: Abbr. | 36 |
| Internal Revenue Service investigation | 38 |
| Internal layer of a mollusk shell | 33 |
| Internal investigation, for short? | 34 |