The Schedule was posted today. Here's the link:
http://www.atlanticchampionshipseries.com/
2017 F1600, F2000, Atlantic Schedule
April 28-30: VIRginia International Raceway
May 12-13: Mid-Ohio
June 8-11: Indianapolis Motor Speedway
June 30-July 2: Mid-Ohio
July 28-July 30: Pittsburgh
August 25-27: Summit Point
October 6-8: New Jersey Motorsports Park