Arr. notation at O'Hare, 3 letters
Austin and Ames are set to it (abbr.), 3 letters
Chi-town clock setting: Abbr., 3 letters
Chicago Bears play in it: Abbr., 3 letters
Chicago clock setting, 3 letters
Chicago clock setting: Abbr., 3 letters
Chicago setting (Abbr.), 3 letters
Chicago time inits., 3 letters
Chicago time: Abbr., 3 letters
Chicago winter hrs., 3 letters
Chicago's often on it, 3 letters
Clock setting for Chicago: abbr., 3 letters
Clock setting for most of TX, 3 letters
Clock setting in Baton Rouge: abbr., 3 letters
Clock setting in Minn., 3 letters
Clock setting in Nashville, Tenn., 3 letters
Clock setting in Tulsa, 3 letters
How to set an OK clock, 3 letters
Hrs. on the 90th meridian, 3 letters
Hrs. on the Mississippi, 3 letters
Illinois clock setting, 3 letters
Iowa went off it last wk., 3 letters
It's 6 hrs. behind Greenwich, 3 letters
It's observed in Pensacola, Fla., 3 letters
It's six hours before UTC, 3 letters
Little Rock clock setting, 3 letters
Louisiana setting, briefly, 3 letters
Midwest clock setting: Abbr., 3 letters
Midwest setting: Abbr., 3 letters
Milwaukee winter hrs., 3 letters
Minn. clock setting, 3 letters
Missouri clock setting: Abbr., 3 letters
Mobile time (Abbr.), 3 letters
Mpls. clock setting, 3 letters
New Orleans clock setting, 3 letters
New Orleans setting (abbr.), 3 letters
Northwestern U. setting, 3 letters
Noted oceanographer (8), 3 letters
O'Hare clock setting, 3 letters
O'Hare setting: Abbr., 3 letters
OK setting for a clock, 3 letters
OK winter clock setting, 3 letters
Okla. winter setting, 3 letters
Oklahoma City setting: Abbr., 3 letters
Panhandle setting: Abbr., 3 letters
Part of S. Dak. is on it, 3 letters
Setting for 10 U.S. states: Abbr., 3 letters
Setting for many Blackhawks games?: Abbr., 3 letters
Setting for Soldier Field: Abbr., 3 letters
Setting for St. Paul: Abbr., 3 letters
Setting in St. Louis, 3 letters
Sioux City setting: Abbr., 3 letters
Some TV programs are shown on it: Abbr., 3 letters
St. Louis clock setting, 3 letters
St. Louis schedule clarifier, 3 letters
St. Louis sked abbr., 3 letters
St. Louis zone: Abbr., 3 letters
St. Paul watch setting, 3 letters
Time of the 90th meridian, 3 letters
Undersea explorer Jacques (8), 3 letters
Western KY clock setting, 3 letters
Winnipeg winter hrs., 3 letters
Winter Chi. clock setting, 3 letters
Winter Chicago hrs., 3 letters
Winter hours in Chicago: Abbr., 3 letters
Winter hours in Minn., 3 letters
Winter hrs. in Kansas, 3 letters
Winter hrs. in New Orleans, 3 letters
Winter hrs. in St. Louis, 3 letters
Winter hrs. in Waukegan, 3 letters
Winter hrs. in Wichita, 3 letters
Winter hrs. in Wisconsin, 3 letters
Wisc. clock setting, 3 letters
Wisc. winter setting, 3 letters
Used in the central United States, 3 letters
Standard time in the 6th time zone west of Greenwich, reckoned at the 90th meridian, 3 letters
___ Optics (telescope maker), 5 letters
Red giant with an abundance of carbon, 5 letters
California or Colorado, e.g., 6 letters
Wild West transport, 11 letters
7-Eleven, e.g., for short, 6 letters
Modern service station adjunct, briefly, 6 letters
Service station feature, briefly, 6 letters
The Kwik-E-Mart, e.g., for short, 6 letters
Where some errands are run, 6 letters
Honor society rejectee, 8 letters
My kind of academics, 9 letters