Mopac

Mopac, MOPAC or MoPac may refer to:

• Missouri Pacific Railroad
• Mopac Expressway, State Highway Loop 1 in Austin, Texas, U.S.
• MOPAC, a computational chemistry program
• Mayor's Office for Policing and Crime, a group which oversees the Metropolitan Police in London, U.K.
• Mountain Pacific Curling Association, a regional curling association in the Western United States