- CONUS = The 48 CONtiguous States and the District of Columbia or "the lower 48, as they're affectionately known to the Alaskans."
- OCONUS = Outside Continental United States
- Overseas = Any country or place beyond the CONUS. Alaska, Hawaii and the U.S. territories are considered overseas under the Space-A Regulation.
Some folks use the terms OCONUS and Overseas interchangeably but the above are the official definitions.