4UNR – World Radio Day
4U0R (Same as 4UNR) 4U0R is valid for 2016 – 2019. 4UNR is active since 2020 up to present (From 13 February till end of February) This special event call sign has been approved by UN HQ in New York USA. The World Radio Day seeks raise awareness about the importance of radio, facilitate access to information through radio and enhance networking…