Here is a sampling of stations and times where wrestling aired in North and South Carolina in the Mid-Atlantic territory for December 15, 1973. Notice that both the Florida and Georgia TV shows had select clearances in the territory, and occasionally a few of their top guys (particularly Dusty Rhodes) would be booked on Crockett's shows in Greensboro and less occasionally Charlotte.
TV Listings for December 15, 1973
CHARLOTTE
WBTV Ch. 3 Charlotte NC (CBS)
4:00 PM Mid-Atlantic Wrestling (time approximate after NFL football)
WRET (WCNC) Ch. 36 Charlotte NC (Ind.)
6:00 PM Championship Wrestling From Florida
7:30 PM Georgia Championship Wrestling
RALEIGH/DURHAM
WRAL Ch. 5 Raleigh NC (ABC)
11:30 PM Mid-Atlantic Championship Wrestling
WRDU (WRDC) Ch. 28 Durham NC (NBC)
3:00 PM Championship Wrestling from Florida
GREENSBORO/WINSTON-SALEM/HIGH POINT
WGHP Ch. 8 High Point/Greensboro/Winston-Salem NC (ABC)
11:30 Mid-Atlantic Championship Wrestling
NEW BERN
WCTI Ch. 12 New Bern NC (ABC)
11:30 PM Championship Wrestling from Wrestling
GREENVILLE/SPARTANBURG/ASHEVILLE
WFBC Ch. 4 Greenville SC (NBC)
1:00 PM Mid-Atlantic Championship Wrestling
WLOS Ch. 13 Asheville NC (ABC)
11:30 PM Mid-Atlantic Championship Wrestling (B-show)
FLORENCE SC
WBTW Ch. 13 Florence, SC (ABC/CBS)
4:00 PM Mid-Atlantic Wrestling (time approximate after NFL football)
"Mid-Atlantic Championship Wrestling" also aired on these other stations in the Mid-Atlantic area during this time in 1973:
WTVR-6 Richmond VA
WSLS-10 Roanoke VA
WAVY-10 Norfolk VA
WNOK-19 Columbia SC
WCSC-5 Charleston SC
The TV listings were partially drawn from a post on the Radio Discussions forum.