Wheeling, Illinois - 3983
The CBP office is located in the Atlantic Aviation Building at the Northwest corner of the airfield at the intersection of Wolf Road and Hintz Road.
A request for CBP clearance must be made in advance by speaking with the Duty Officer. An APIS transmission or voicemail will not suffice. Arrangements for flights intending to arrive outside of the posted hours must be made by 5:00 PM on the prior business day. This includes weekends and holidays.