AIR FM Rainbow, National Radio Station in Trichy, AIR FM Rainbow operates on 102.1 megahertz in Tamil language covering more than 12 districts of Tamil Nadu. In Tamil Nadu, this radio channel is also known as "Rainbow FM". In Delhi, AIR FM Rainbow operates on 102.6 megahertz and AIR FM Rainbow Delhi is the only FM Channel to be aired in around ten cities. In Mumbai, it operates on 107.1 megahertz, while in Lucknow; it uses the 100.7 MHz slot. In Vizag, AIR FM Rainbow is heard on 102 megahertz.
In Hyderabad, AIR FM Rainbow operates on 101.9 megahertz and in Vijaywada it is aired on 102.2 megahertz. At a frequency of 101.3, AIR FM Rainbow is heard in Bangalore as well. AIR FM Rainbow was earlier known as FM Metro, the name was later changed to FM Rainbow in 2002. The signals of this station are very strong and it can be heard in the far villages.
The popular slot for English music called Radio Raptures on AIR FM Rainbow is aired everyday from 7am to10am and from 10pm to 1am and it has earned a very good audience with the passing years. Some of the radio Jockeys of AIR FM Rainbow is Altaf, Raunak, Sunny, Wasim, Aditi and Sohail.