Long Service Medal could mean: Army Long Service and Good Conduct Medal of the British Army Army Long Service and Good Conduct Medal (Cape of Good Hope) Army Long Service and Good Conduct Medal (Natal) Long Service Medal (Military) (Singapore) of the Singapore Armed Forces Medal for Long Service and Good Conduct (Military) of the British Army Medal for Long Service and Good Conduct (South Africa) Naval Long Service and Good Conduct Medal (1830) of the Royal Navy and Royal Marines Naval Long Service and Good Conduct Medal (1848) of the Royal Navy and Royal Marines Royal Air Force Long Service and Good Conduct Medal of the Royal Air Force Wehrmacht Long Service Award