Below you can find logos, similar to the 51 Channel.

ESPN 2 51 ESPN 2 51 vector
General Electric 151 General Electric 151 vector
The Independent Film Channel The Independent Film Channel vector
CULT 151 CULT 151 vector
Encanto Networks 151 Encanto Networks 151 vector
Speed Channel Speed Channel vector
Moldflow 51 Moldflow 51 vector
Windmere 51 Windmere 51 vector
Amsoil 151 Amsoil 151 vector
Leeds United AFC 51 Leeds United AFC 51 vector
ABC 7 251 ABC 7 251 vector
National Geographic Channel National Geographic Channel vector
Secure Computing 151 Secure Computing 151 vector
Unibanco 51 Unibanco 51 vector
Sky Channel Sky Channel vector