| 7O | 7o | 7O (disambiguation) |
| 7o TAP Rallye de Portugal | 7O-ADJ | 7O3X |
| 7O3X The Quiz Animation | 7of9 | 7ohm |
| 7p | 7P | 7P (disambiguation) |
| 7P/Pons-Winnecke | 7P/Pons–Winnecke | 7p22.1 microduplication syndrome |
| 7PB | 7plus | 7pm |
| 7PM | 7pm Project | 7PM Project |
| 7PM Project Ratings | 7PNN | 7Point8 |
| 7Q | 7q | 7Q (disambiguation) |
| 7Q 5 | 7Q1 | 7q11.23 duplication syndrome |
| 7Q5 | 7QN | 7QT |
| 7R | 7r | 7R (disambiguation) |
| 7Radio | 7RAR | 7RCR |
| 7rl | 7RM | 7RN |
| 7RPH | 7S | 7s |
| 7s (album) | 7s (Avey Tare album) | 7S (disambiguation) |
| 7s (disambiguation) | 7S (music) | 7S framework |
| 7S model | 7s Premier League | 7S3 |
| 7S5 | 7S9 | 7SBSFM |
| 7scarlet | 7sd | 7Seconds |
| 7seconds | 7Seeds | 7SEEDS |
| 7seg | 7Senses | 7SENSES |
| 7Seventy7 | 7SH | 7sharp9 chord |
| 7SK RNA | 7SL RNA | 7Soa7S |
| 7Spin Music | 7stanes | 7Stanes |
| 7T | 7t | 7T (disambiguation) |
| 7T Pro | 7T's Records | 7T3 |
| 7T47 | 7TAB | 7T’s Records |
| 7TC | 7TD | 7td |
| 7th | 7th & 8th dynasties of Egypt | 7th & 8th Dynasties of Egypt |
| 7th & 8th Dynastys of Egypt | 7th & Capitol (Sacramento RT) | 7th & Capitol and 8th & Capitol |
| 7th & Capitol and 8th & Capitol (Sacramento RT) | 7th & Capitol and 8th & Capitol stations | 7th & Capitol station |
| 7th & Hope | 7th & I and 8th & H / County Center | 7th & I and 8th & H / County Center (Sacramento RT) |
| 7th & I and 8th & H stations | 7th & I station | 7th & I/County Center (Sacramento RT) |
| 7th & I/County Center station | 7th & K (Sacramento RT) | 7th & K St Rosa of Lima (Sacramento RT) |
| 7th & K station | 7th & Richards / Township 9 | 7th & Richards / Township 9 (Sacramento RT) |
| 7th & Richards/Township 9 station | 7th (1st British Columbia) Battalion, CEF | 7th (1st Eastern) Lanarkshire Artillery Volunteer Corps |
| 7th (Aberdeen) Aberdeenshire Artillery Volunteer Corps | 7th (Anstruther) Fife Artillery Volunteer Corps | 7th (Batley) Yorkshire (West Riding) Artillery Volunteer Corps |
| 7th (Blythswood) Battalion, Highland Light Infantry | 7th (Cefn) Brecknockshire Rifle Volunteer Corps | 7th (Cheltenham) Gloucestershire Rifle Volunteer Corps |
| 7th (Chirk) Denbighshire Rifle Volunteer Corps | 7th (Cinque Ports) Battalion, Royal Sussex Regiment | 7th (City of London) Battalion London Regiment |
| 7th (City of London) Battalion, London Regiment | 7th (Conway) Carnarvonshire Rifle Volunteer Corps | 7th (Cornwall and Warwickshire) Medium Brigade, Royal Garrison Artillery |
| 7th (Cowes and Osborne) Isle of Wight Rifle Volunteer Corps | 7th (Derbyshire) Regiment of Foot | 7th (Duke of Connaught's Own) Bengal Native Infantry |
| 7th (Duke of Connaught's Own) Rajput Regiment of Bengal Native Infantry | 7th (Duke of Connaught's Own) Rajputs | 7th (Dundee) Forfarshire Artillery Volunteer Corps |
| 7th (Exmouth) Devonshire Artillery Volunteer Corps | 7th (Extra Reserve) Battalion, Royal Fusiliers | 7th (Ferozepore) Brigade |
| 7th (Firth) Orkney Artillery Volunteer Corps | 7th (Flamborough) Yorkshire (East Riding) Artillery Volunteers | 7th (gang) |
| 7th (Garrison) Battalion, Dorsetshire Regiment | 7th (Guards) Infantry Brigade | 7th (Hampshire) Army Brigade, Royal Field Artillery |
| 7th (Hay Tor) Battalion, Devonshire Regiment | 7th (High Peak Rifles of Chapel-en-le-Frith) Derbyshire Rifle Volunteer Corps | 7th (Horsham) Sussex Rifle Volunteer Corps |
| 7th (Hull) Yorkshire (East Riding) Rifle Volunteer Corps | 7th (Isle of Man) Volunteer Battalion | 7th (Isle of Man) Volunteer Battalion, King's (Liverpool Regiment) |
| 7th (Leicestershire) Company, Imperial Yeomanry | 7th (Light Infantry) Parachute Battalion | 7th (Liverpool) Lancashire Artillery Volunteer Corps |
| 7th (Loyal Purbiah) Bengal Native Infantry | 7th (Lutterworth) Leicestershire Rifle Volunteer Corps | 7th (Magdeburg) Cuirassiers "von Seydlitz" |
| 7th (Magdeburg) Cuirassiers “von Seydlitz” | 7th (Magdeburg) Cuirassiers von Seydlitz” | 7th (Meerut) Cavalry Brigade |
| 7th (Meerut) Division | 7th (Merionethshire and Montgomeryshire) Battalion, Royal Welch Fusiliers | 7th (Mile End) Tower Hamlets Rifle Volunteer Corps |
| 7th (Parachute) Regiment Royal Horse Artillery | 7th (Polruan) Cornwall Artillery Volunteer Corps | 7th (Port Ellen) Argyllshire Artillery Volunteer Corps |
| 7th (Princess Royal's) Dragoon Guards | 7th (Princess Royal’s) Dragoon Guards | 7th (Queen's Own) Dragoons |
| 7th (Queen's Own) Hussars | 7th (Queen's Own) Light Dragoons | 7th (Queen’s Own) Hussars |
| 7th (Reserve) Battalion, Dorset Regiment | 7th (Robin Hood) Battalion | 7th (Robin Hood) Battalion, Sherwood Foresters |
| 7th (Royal 2nd Middlesex Militia) Battalion, King's Royal Rifle Corps | 7th (Royal Fusiliers) Regiment of Foot | 7th (Royal South Middlesex Militia) Battalion, Royal Fusiliers |
| 7th (Scottish) Provisional Battalion (Territorial Force) | 7th (Service) Battalion, Gloucestershire Regiment | 7th (Service) Battalion, Leicestershire Regiment |
| 7th (South Irish Horse) Battalion, Royal Irish Regiment | 7th (Southland) Mounted Rifles | 7th (Southwark) Surrey Rifle Volunteer Corps |
| 7th (Spilsby) Lincolnshire Rifle Volunteer Corps | 7th (Stoke Newington) Battalion, Royal Berkshire Regiment | 7th (Teesdale Volunteers) Yorkshire North Riding Rifle Volunteer Corps |
| 7th (The Princess Royal's) Dragoon Guards | 7th (The Queen's Own) Hussars | 7th (The Queen's Own) Light Dragoons |
| 7th (The Queen's Own) Light Dragoons (Hussars) | 7th (The Queen's Own) Regiment of (Light) Dragoons | 7th (The Queen's Own) Regiment of (Light) Dragoons (Hussars) |
| 7th (Wellingborough) Northamptonshire Rifle Volunteer Corps | 7th (Yealmpton) Devonshire Mounted Rifle Volunteers | 7th AAA Battalion |
| 7th AACTA Awards | 7th AACTA International Awards | 7th AARP Movies for Grownups Awards |
| 7th Abia State House of Assembly | 7th Academy Awards | 7th Academy Awards nominees and winners |
| 7th Academy of Country and Western Music Awards | 7th ACTRA Awards | 7th Administrative Battalion, Lanarkshire Rifle Volunteer Corps |
| 7th Aero Squadron | 7th Africa Movie Academy Awards | 7th African Movie Academy Awards |
| 7th Air Army | 7th Air Army (Soviet Union) | 7th Air Assault Corps |
| 7th Air Command | 7th Air Corps | 7th Air Defence Group |
| 7th Air Defense Artillery Regiment | 7th Air Defense Artillery Regiment (United States) | 7th Air Division |
| 7th Air Division (Germany) | 7th Air Division (Japan) | 7th Air Division (United States) |
| 7th Air Escadrille | 7th Air Force | 7th Air Reconnaissance Regiment |
| 7th Air Refueling Squadron | 7th Air Support Operations Squadron | 7th Air Transport Squadron |
| 7th Air Transport Squadron, Special | 7th Air Wing | 7th Air Wing (JASDF) |
| 7th Airborne Assault Brigade | 7th Airborne Brigade | 7th Airborne Command and Control Squadron |
| 7th Airlift Squadron | 7th Airlift Squadron (United States) | 7th Alabama Infantry Regiment |
| 7th Alaska State Legislature | 7th Alberta general election | 7th Alberta Legislative Assembly |
| 7th Alberta Legislature | 7th Alberta Ministry | 7th Algerian Regiment |
| 7th Algerian Tirailleurs Regiment | 7th All-Africa Games | 7th All-Belarusian People's Assembly |
| 7th Alpini Regiment | 7th Amendment | 7th Amendment to the United States Constitution |
| 7th Amendment, U.S. Constitution | 7th American Music Awards | 7th and 13th Belgian Field Artillery |
| 7th and 13th Belgian Field Artillery (7 BFA and 13 BFA) | 7th and 8th dynasties of egypt | 7th and 8th dynasty of egypt |
| 7th and Richards / Township 9 (Sacramento RT) | 7th Anniversary Best | 7th Annual ARIA Music Awards |
| 7th Annual Black Reel Awards | 7th Annual Black Reel Awards for Television | 7th Annual Grammy Awards |
| 7th Annual Indonesian Movie Awards | 7th Annual Interactive Achievement Awards | 7th Annual Latin Grammy Awards |
| 7th Annual Logie Awards | 7th Annual NFL Honors | 7th Annual Premios Gardel |
| 7th Annual Streamy Awards | 7th Annual World Series of Poker | 7th Anti-Aircraft Division |
| 7th Anti-Aircraft Division (United Kingdom) | 7th Anti-Aircraft Group (United Kingdom) | 7th Anti-Tank Regiment (New Zealand) |
| 7th Antiaircraft Artillery Battalion | 7th Antisubmarine Squadron | 7th APAN Star Awards |
| 7th April | 7th April American missile strikes in Syria | 7th Arabian Gulf Cup |
| 7th ARIA Awards | 7th ARIA Music Awards | 7th Arizona Legislature |
| 7th Arizona State Legislature | 7th Arizona Territorial Legislature | 7th Arkansas Cavalry Regiment |
| 7th Arkansas Field Battery | 7th Arkansas Infantry | 7th Arkansas Infantry Battalion |
| 7th Arkansas Infantry Regiment | 7th Arkansas Volunteer Infantry | 7th Armed Police Mobile Division |
| 7th Armed Police Mobile Division (People's Republic of China) | 7th ARMM Regional Legislative Assembly | 7th Armored |
| 7th Armored (disambiguation) | 7th Armored Brigade | 7th Armored Brigade (Israel) |
| 7th Armored Brigade (People's Republic of China) | 7th Armored Division | 7th Armored Division (France) |
| 7th Armored Division (Iraq) | 7th Armored Division (United States) | 7th Armoured Brigade |
| 7th Armoured Brigade (disambiguation) | 7th Armoured Brigade (France) | 7th Armoured Brigade (Israel) |
| 7th Armoured Brigade (UK) | 7th Armoured Brigade (United Kingdom) | 7th Armoured Division |
