User:KATMAKROFAN

First fictional country on Idea Wiki

 * Allied States

The Big 7
ABC/NBC/CBS plus:
 * UBC (United Broadcasting Companies; currently owned by Sony thru Sony Pictures Entertainment and Sony Pictures Television)
 * MBS (Metropolitan Broadcasting System; currently owned by RTL Group thru FremantleMedia)
 * IBS (Independent Broadcasting Service; currently owned by Virgin Group thru Virgin Media)
 * GBS (General Broadcasting Service; currently owned by IHeartMedia)
 * RBS (Rediffusion Broadcasting Service; currently owned by Condé Nast)

Nineties Newcomers
FOX/The WB/PAX TV/UPN plus:
 * MSN (currently owned by Microsoft)
 * ITV (currently owned by ITV plc; originally named "Carlton")

Other

 * International Gridiron League