254th
- 254
- 254 (East of England) Medical Regiment
- 254 (number)
- 254 BC
- 254th (City of London) Regiment, Royal Artillery
- 254th Battalion (Quinte's Own), CEF
- 254th Combat Communications Group
- 254th Fighter Aviation Regiment
- 254th Indian Tank Brigade
- 254th Motor Rifle Division
- 254th Tunnelling Company
- 254th pope
- Riverdale-West 254th Street station