City

Zone

Albany, NY

1

Atlanta, GA

2

Augusta, GA

2

Austin, TX

4

Baltimore, MD

1

Baton Rouge, LA

2

Binghamton, NY

1

Birmingham, AL

3

Boston, MA

1

Buffalo, NY

1

Burlington, VT

1

Charleston, SC

3

Charlotte, NC

3

Chicago, IL

2

Cincinnati, OH

2

Cleveland, OH

2

Columbia, MO

2

Columbus, OH

2

Dallas, TX

4

Dayton, OH

2

Daytona Beach, FL

3

Des Moines, IA

2

Detroit, MI

2

El Paso, TX

4

Fargo, ND

2

Fort Lauderdale, FL

3

Fort Myers, FL

3

Grand Rapids, MI

2

Greensboro, NC

2

Greenville, SC

3

Harrisburg, PA

1

Hartford, CT

1

Houston, TX

4

Indianapolis, IN

2

Ithaca, NY

1

Jacksonville, FL

3

Kalamazoo, MI

2

Kansas, MO

2

Lexington, KY

2

Little Rock, AR

3

Louisville, KY

2

Madison, WI

2

Manchester, NH

1

Melbourne, FL

3

Memphis, TN

3

Miami, FL

3

Milwaukee, WI

2

Minneapolis, MN

2

Mobile, AL

3

Moline, IL

2

Nashville, TN

3

New Orleans, LA

3

New York or Newark
(Via NYC or EWR)

1

New York, or Newark
(Via CHI)

2

Norfolk, VA

2

Oklahoma City, OK

4

Omaha, NB

2

Orlando, FL

3

Peoria, IL

2

Philadelphia, PA

1

Pittsburgh, PA

1

Portland, ME

1

Providence, RI

1

Raleigh Durham, NC

3

Richmond, VA

2

Roanoke, VA

3

Rochester, NY

1

Saginaw, MI

2

San Antonio, TX

4

Sarasota, FL

3

Savannah, GA

2

St Louis, MO

2

Stewart Airport, NY

1

Syracuse, NY

1

Tampa, FL

3

Toledo, OH

2

Tulsa, OK

4

Washington DC

1

West Palm Beach, FL

3

Wichita, KS

2