This sound effect can be found on The Premiere Edition Volume 1, which was made by The Hollywood Edge. It should not be confused with Sound Ideas, BELL, ALARM - BURGLAR OR FIRE ALARM 01 and Sound Ideas, BELL, SCHOOL - SCHOOL BELL: EXT: SINGLE RING due to sounding similar. Links: https://soundeffects.fandom.com/wiki/Hollywoodedge,_School_Bell_Long_Ring_PE193401#Audio_Samples