305 may refer to:
- 305 (number)
- 305 AD, a year
- 305 BC, a year
Electronics and machines edit
- IBM 305 RAMAC, the first commercial computer to use a hard disk drive
- Lenovo IdeaPad 305, a brand of small business professional notebook computers
- Nokia Asha 305, a Full Touch phone
Entertainment edit
Film edit
- 305 (film), a 2008 mockumentary about a group of semi-courageous Spartans
Music edit
- Bass 305, a band
- Mr. 305, nickname for the rapper Pitbull
- Mr. 305 Inc., a record label company
- Welcome to the 305, an album by Pitbull
Rides edit
- Project 305, a roller coaster at Kings Dominion theme park
Sports edit
- The 305 MVP, nickname for the wrestler Montel Vontavious Porter (MVP)
Literacy edit
- Lectionary 305, a Greek manuscript
- Minuscule 305, a Greek manuscript
Military edit
Military units edit
- 305th Division (disambiguation), several units
- 305 Squadron (disambiguation), several units
- 305th Infantry Brigade (United Kingdom)
United States edit
- 305th Air Mobility Wing
- 305th Military Intelligence Battalion (United States)
- 305th Cavalry Regiment (United States)
- 305th Operations Group
Military vehicles edit
- German submarine U-305, a Type-VIIC U-boat
United States edit
- USS Skate (SS-305), a Balao-class submarine
- USS Spectacle (AM-305), an Admirable-class minesweeper
- USS Thompson (DD-305), a Clemson-class destroyer
Places edit
- 305 Jefferson Street
- Area code 305, area code for Miami
- Salina USD 305, a school district in Kansas
Science and technology edit
Astronomy edit
- 305 Gordonia, an asteroid
- 3C 305, a radio galaxy in Draco
- Hill 305, a land feature on the Moon
- Kosmos 305, a Soviet unmanned space mission attempt
- NGC 305, an asterism in Pisces
Technology edit
Transportation edit
Automobiles edit
- Peugeot 305, a French compact car lineup
Engines edit
- GM 305 V8, a small block engine
Helicopter edit
- Brantly 305, an American light helicopter
Roads and routes edit
Trains edit
- 305 series, a Japanese train type
- British Rail Class 305, a British train type