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Prince George’s County Planning Department

Hours: Monday-Friday, 8:30 am – 5:00 pm (except for government holidays)

1616 McCormick Drive 
Largo, MD 20774

Largo—Stormwater Management

9201 Basil Court 
Upper Marlboro, MD 20774

PRIMARY PHONE: 301-883-5944

SECONDARY PHONE: 301-883-5710

FAX: 301-883-9218 or 301-883-7139

Largo—Permit Review

9400 Peppercorn Place 
Upper Marlboro, MD 20774

PRIMARY PHONE: 301-883-5776

SECONDARY PHONE: 301-883-5867

FAX: 301-883-7150

M-NCPPC  Main Office

Central Administrative Services (CAS) provides the bicounty administrative governance for The Maryland-National Capital Park and Planning Commission’s Prince George’s County and Montgomery County operations. CAS responsibilities include:

  • Corporate Budget
  • Department of Human Resources and Management
  • Department of Finance
  • Legal Department
  • Office of Internal Audit
  • Merit System Board

The CAS offices are housed in The Maryland-National Capital Park and Planning Commission’s headquarters building at 6611 Kenilworth Avenue, Riverdale, Maryland 20737.