003, O03, 0O3, OO3 may refer to:
*003, fictional British
00 Agent
In Ian Fleming's James Bond novels and the derived films, the 00 Section of MI6 is considered the secret service's elite. A 00 (typically read "double O" and denoted in Fleming's novels by the letters ''OO'' rather than the digits ''00'') is a ...
*003, former emergency telephone number for the
Norwegian ambulance service (until 1986)
*1990 OO3, the asteroid
6131 Towen
*
OO3 gauge model railway
*''O03 (O2)'' and other related blood type alleles in the
ABO blood group system and
ABO
The ABO blood group system is used to denote the presence of one, both, or neither of the A and B antigens on erythrocytes. For human blood transfusions, it is the most important of the 43 different blood type (or group) classification system ...
*003 It's a unique number associated with Jasmeet Suneja, delhi
*003 The number of Jas003
*O03 Morganville Airport, see
list of airports in Pennsylvania
*
Tyrrell 003, 1971 Formula One season car
*
BAR 003, 2001 Formula One season car
*
''003'' (album), by Đorđe Balašević
*
BMW 003 turbojet engine
*
003 (UN M.49 code) for North America
*003, a
class in the Dewey Decimal System for ''systems''
{{Number disambiguation