Gp or GP may refer to:
Global Positioning System (GPS) satellites broadcast microwave signals to enable GPS receivers on or near the Earth's surface to determine location and time and derive velocity.
A GPS navigation device, GPS receiver, or simply GPS is a device that is capable of receiving information from GPS satellites and then to calculate the device's geographical position.
GPS Block IIIA consists of the first ten (known as "tranche") of GPS III satellites, which will be used to keep the Navstar Global Positioning System operational.
A GPS tracking unit is a navigation device, normally carried by a moving vehicle or person, that uses the Global Positioning System (GPS) to track the device’s movements and determine its location.
The GP3 Series, or GP3 for short, is a single seater motor racing series launched in 2010 as a feeder series for the GP2 Series, introduced by GP2 organiser Bruno Michel.GP3 follows the entire European leg of the Formula One series and the GP2 (now Formula 2) series as a support race for the two.
The GP2X is a Linux-based handheld video game console and portable media player developed by South Korean company GamePark Holdings.
The General Post Office (GPO) of the United Kingdom carried also the sole responsibility for providing telecommunication services across the country.