In "MP Config" the following setting enables the display of channel numbers in the TV EPG:

But there is no equivalent setting in "MP Config" for the radio EPG. However, the ability to display channel numbers in the radio EPG does exist, it is simply not externalised in "MP Config".
To display channel numbers in the radio EPG, you must edit "MediaPortal.xml" and add the following line to the "myradio" section:
There is a second configuration setting that is supported in the radio EPG, but which is not externalised in "MP Config", namely "Select channel by index". If you want to select radio channels by channel number, add the following line to the "myradio" section in "MP Config":
-- from CyberSimian in the UK

But there is no equivalent setting in "MP Config" for the radio EPG. However, the ability to display channel numbers in the radio EPG does exist, it is simply not externalised in "MP Config".
To display channel numbers in the radio EPG, you must edit "MediaPortal.xml" and add the following line to the "myradio" section:
Code:
<entry name="showchannelnumber">yes</entry>
There is a second configuration setting that is supported in the radio EPG, but which is not externalised in "MP Config", namely "Select channel by index". If you want to select radio channels by channel number, add the following line to the "myradio" section in "MP Config":
Code:
<entry name="byindex">no</entry>
-- from CyberSimian in the UK