This is one of the most prominent uses of the number. Council Regulation (EU) No 269/2014 establishes restrictive measures (sanctions) regarding actions that undermine the territorial integrity, sovereignty, and independence of Ukraine.
INFO 269 is a course title at San Jose State University focusing on "Early Childhood Literacy".
The number appears in various contexts, ranging from legal regulations and international sanctions to academic coursework and pop culture mysteries. Legal & International Regulations