New sign highlights base from highway Published May 24, 2016 COLUMBUS AIR FORCE BASE, Miss. -- Col. John Nichols, 14th Flying Training Wing Commander, and other Columbus Air Force Base Airmen stand in front of the new base sign after a Chamber of Commerce-sponsored unveiling May 24 in Columbus, Mississippi. The new sign stands on Highway 45 marking the entrance to Columbus AFB and was paid for by donations from community members to modernize the 18-year-old sign. (U.S. Air Force photo/Melissa Doublin)