Town Hall Address 8-01 Fair Lawn Ave. Fair Lawn, NJ 07410 United States- Bergen County Website http://www.fairlawn.org County Clerk 201-794-5340 8-01 Fair Lawn Ave. Fair Lawn, NJ 07410 United States Assessor 201-794-5318 8-01 Fair Lawn Ave. Fair Lawn, NJ 07410 United States Tax Collector 201-794-5338 8-01 Fair Lawn Ave. Fair Lawn, NJ 07410 United States Attorney 201-347-2116 8-01 Fair Lawn Ave. Fair Lawn, NJ 07410 United States Mayor 201-796-1700 8-01 Fair Lawn Ave. Fair Lawn, NJ 07410 United States Municipal Court 201-794-5348 8-01 Fair Lawn Ave. Fair Lawn, NJ 07410 United States County Bergen