Issues with loud noise are handled by different parties, depending on the nature of the noise.  
 
Neighbor Noise (Conflict Resolution)

If the noise is coming from a neighbor, oftentimes the best solution is to speak directly with your neighbor. For more resources on ways you can communicate with your neighbor, please visit the National Conflict Resolution Center at www.ncrconline.com or 619-238-2400. 

In Progress Human-Generated Noise (SDPD) 

For excessive, human-generated noise that are in progress (such as loud music or a loud party), enforcement is handled by the San Diego Police Department (SDPD). For non-emergency noise complaints, you can call SDPD non-emergency dispatch 619-531-2000. For more information on SDPD-related Noise Complaints, please visit https://www.sandiego.gov/police/community/noise-complaints 

As always, for life-threatening emergencies or crime in progress, call 9-1-1.

Non-Human-Generated Noise (Development Services, Code Enforcement) 

Non-human-generated noise complaints are handled by the Development Services Department Code Enforcement Division (DSD CED). This may include things such as noise from air conditioners, compressors, pool pumps, construction, and dogs/pets.  

Learn more about the code enforcement process and prioritization at https://www.sandiego.gov/development-services/code-enforcement/priority-cases