The ATIS frequency change scheduled for May 1, 2009, has been moved up.  The new frequency will become effective  Wednesday, March 11, 2009. 

The ATIS frequency at PTK will change from 125.45 to 125.025.  The change will be reflected in the 2010 Michigan Airport Directory. 

In addition, the ATIS phone line 248-666-2621 is no longer in service.  ASOS is available by calling 248-666-1818.