Aircraft noise can call ns call ctr (24hrs) 18003676767 to lodge compaint, best if you can provide exact time(example night what time and weekend etc) they will log it and feedback to Mindef feedback unit (MFU) to look into it and give you a reply within 3 working days i think.
hope this helps : )
Do anyone here ever notice that the aircrafts flying over punggol are creating unpleasant living condition to our serene town? They even fly on some of the night in weekdays, how to live here so noisy
anyone know how to complain?