Carmel: 5 to 8 p.m.
Fishers: 6 to 8 p.m.
Noblesville: 5:30 to 8:30 p.m.
Westfield: 5 to 8 p.m.
Zionsville: 5 to 8 p.m.
Police departments from throughout the county will have extra patrols out during trick-or-treat hours on Oct. 31 to provide additional security. Motorists are also asked to use extra care while driving those nights.