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Find Ontario Planning Department in Ontario, CA 91761 to get information on certificates, permits, inspections, planning, building codes, construction standards and regulations.

  • Ontario Planning Department
  • 303 East B Street, Ontario, CA 91764
  • 909-395-2036
  • Mon-Fri 7:30 AM-5:00 PM
    Sat 7:30 AM-12:00 PM

Nearby Building Department

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