Jeeyoung P.
10/13/2012
I came to the South Coast Air Quality Management District today for the APAPA meeting. The place is nice, and the view from the cafeteria is amazing! You wouldn't think you were in Diamond Bar, it...
Diamond Bar City Hall
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(9)
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21810 Copley Dr
Diamond Bar, CA 91765
Diamond Bar City Hall, managed by the city of Diamond Bar in California, has been serving a population of over 58,000 residents since its incorporation in 1989. The city oversees various essential services including public libraries, schools, community development, public works, emergency response, and animal control.
With departments dedicated to finance, human resources, and information systems, Diamond Bar City Hall ensures the efficient operation and maintenance of public properties such as streets, sidewalks, and traffic signals, as well as providing essential emergency services for the community.
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Reviews
3.09 reviews
Imelda R.
6/16/2025
Sorry guys can't give more then 1 star, I wish yelp had an option for O stars but they don't! I called this morning June 16th 2025 to get information to file a citation appeal for a parking...
Trever T.
2/28/2017
I am a c-10 contractor and have been to over 20 different city buildings to pull permits, check plans, apply for business licenses, etc. I'd have to say that the city of Diamond Bar is by far the...
D L.
4/12/2016
Construction is complete but the signals aren't synced so it didn't relieve any congestion. They are still horrible with their infrastructure planning.
Imran K.
7/10/2012
I went to get a Free oil collection Kit. This is a beautiful office and located on a hill top with amazing views.You have to go up the stairs and are met by the most helpful people. I was able to...
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