I had several hours to kill at Hartsfield airport not long ago, and I logged the following active convetional frequencies:
Atlanta Airlines Terminal Corp 464.1 136.5 WNPR718
Atlanta Airlines Terminal Corp 464.475 136.5 WNPR718
American Airlines 460.675 118.8 WNZR787
American Airlines 460.75 192.8 WPCA710
Continental Airlines 460.8 127.3 WPHT577
Northwest Airlines 464.575 69.3 KLN590
Northwest Airlines 460.65 D346 KLN590
Northwest Airlines 460.85 107.2 KLN590
United Airlines 460.725 203.5 WPIX862
America West Airlines 460.775 D743 WNMN216
Delta Airlines 464.325 D411 KNJL861
Delta Airlines 463.65 D132 WPJR708
Delta Airlines 460.7 D371 KNV952
Radio One 461.45 100.0 WPWG967
Radio One 462.025 LTR WPWG967
I also caught some unidentified active talkgroups on the Delta trunked radio system, but didn't have time to try to identify their use: 528, 608, 640, 656, 688, 800, 1616, 4816.
During my visit I also caught a few unidentified active talkgroups on the MARTA trunked radio system - most seemed like bus ops to me: 2480, 2512, 6352, 6512, 6576.
Atlanta Airlines Terminal Corp 464.1 136.5 WNPR718
Atlanta Airlines Terminal Corp 464.475 136.5 WNPR718
American Airlines 460.675 118.8 WNZR787
American Airlines 460.75 192.8 WPCA710
Continental Airlines 460.8 127.3 WPHT577
Northwest Airlines 464.575 69.3 KLN590
Northwest Airlines 460.65 D346 KLN590
Northwest Airlines 460.85 107.2 KLN590
United Airlines 460.725 203.5 WPIX862
America West Airlines 460.775 D743 WNMN216
Delta Airlines 464.325 D411 KNJL861
Delta Airlines 463.65 D132 WPJR708
Delta Airlines 460.7 D371 KNV952
Radio One 461.45 100.0 WPWG967
Radio One 462.025 LTR WPWG967
I also caught some unidentified active talkgroups on the Delta trunked radio system, but didn't have time to try to identify their use: 528, 608, 640, 656, 688, 800, 1616, 4816.
During my visit I also caught a few unidentified active talkgroups on the MARTA trunked radio system - most seemed like bus ops to me: 2480, 2512, 6352, 6512, 6576.