List of transmission regions

This is a list of currently valid Network Six "transmission regions". Each region is either an entire franchise area, or a subregion. Each transmission region is titled from the Network Six abbreviation for the region, plus a number, which increases with the number of subregions. Some transmission regions are currently not in use. Each code is used for technical purposes (feed identifier) at Network Six playout centre in Manchester, and are based on the franchise names in the 2010 franchise round.