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City of Diamond Bar

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▼Public Information

  1. Public Information Assistance Request Form
  2. Website Feedback Survey

    Help us improve our website by letting us know what you like and what we can improve. Thank you for your time!

  1. Rate Diamond Bar Connection Newsletter

    The City's official monthly newsletter.

▼Public Safety

  1. Ask A Deputy

    Submit your public safety-related questions, concerns, or comments

  2. Start a Neighborhood or Business Watch

    Learn how to start a Watch in your area.

  1. Emergency Alert Sign Up

    Receive notification by email, voice or text in the event of a disaster or significant event in Diamond Bar.

▼Report a Concern - Business License

  1. New or Renewal of Existing License

    Questions about New or Renewal of Existing License

▼Report an Issue or Concern

  1. General Inquiry, Issue or Concern

    Report an issue or concern not listed on other form

▼Report an Maintenance Issue

  1. Maintenance Report for sidewalk or roadway

    Report sidewalk or roadway issue

  2. Weed Abatement on Public Property

    Request weed abatement on public property

  1. Maintenance Report for tree, park or facility

    Request City tree, park or facility maintenance

▼Report Animal Issue or Concern

  1. Nuisance or Wild Animal Issue

    Report animal nuisance or wild animal concern

▼Report Public Safety Issues or Concerns

  1. Report Public Safety Issues or Concerns

    Report an public safety related issues or concerns

▼Report Traffic Issues or Concerns

  1. Report Traffic Signal Maintenance or Traffic Issue

    Report traffic signal maintenance needed or traffic issue

▼Take a Survey

  1. How Are We Doing?
  2. Website Feedback Survey

    Help us improve our website by letting us know what you like and what we can improve. Thank you for your time!

  1. Update Your Information: Non-Profit / Community Service Organization