This sound effect can be found on The General Series 6000 Sound Effects Library, which was made by Sound Ideas.
Links:
https://soundeffects.fandom.com/wiki/Sound_Ideas,_BELL,_DESK_-_DESK_BELL:_SINGLE_RING#Audio_Samples
Sound Ideas, BELL, DESK - DESK BELL: SINGLE RING has been suggested to play 2 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.
