CONUS stands for โcontiguous United States.โ This includes the 48 US states on the continent of North America and Washington, D.C.
OCONUS means โoutside the contiguous United Statesโ. It does not mean foreign countries. It refers to states and U.S. territories that are not a part of the continental U.S., such as Hawaii, Alaska, Guam, Puerto Rico, America Samoa, and Saipan. These territories are considered overseas.