The San Luis Obispo County Department of Planning & Building is located in downtown San Luis Obispo, on the corner of Osos and Palm Streets, in room 200 of the old courthouse (see street address below). If you are traveling from the south county to our office, take Highway 101 north to the Osos Street exit. If you are traveling from the north county, take Highway 101 south to the Santa Rosa Street exit. Take Santa Rosa Street south, then turn right on Palm Street.  View a map and get driving directions from Google here.

Our office hours are:

Public Counter - 8:30 a.m. to 4:30 p.m.  (Please note our new hours)
Walk-in clients are welcome for both Building and Planning.  Appointments are scheduled for Planning only.  If you would like to schedule an appointment, please call us at (805) 781-5600.

Our Mailing Address is:

• Department of Planning & Building
  Attn: (Staff Member or Section Name)
  County Government Center
  San Luis Obispo, CA 93408

  *NOTE: The County Government Center has its own separate zip code

Our Street Address is:

• (Main Office)
  976 Osos Street, Room 200
  San Luis Obispo, CA
  

TELEPHONE NUMBERS:

• General information, Building Permits, Planning and Land Use Permits (805) 781-5600
• Automated Inspection Scheduling (805) 788-2076
• Toll Free (All County Depts.) (800) 834-4636

FAX NUMBERS:

• Planning & Building Division (805) 781-5603
• Current Planning Division (805) 781-1242
• Long Range Planning Office/Housing Division (805) 781-5624

ZONE PHONE NUMBER:

• Automated Zoning Information, available 24 hours a day (you must have your Assessor's Parcel Number and a touch-tone phone) (805) 788-2076