City

Zone

Akron, OH

6

Albany, NY

7

Albuquerque, NM

3

Allentown, PA

7

Appleton, WI

5

Aspen, CO

3

Austin, TX

4

Bakersfield, CA

2

Baltimore, MD

7

Billing, MT

5

Binghamton, NY

7

Birmingham, AL

8

Bismarck, ND

5

Bloomington, IL

6

Boise, ID

3

Boston, MA

7

Bozeman, MT

5

Buffalo, NY

7

Burbank ,CA

2

Burlington, VT

7

Carlsbad, CA

2

Cedar Rapids, IA

5

Charleston, SC

8

Charleston, WV

7

Charlotte, NC

8

Charlottesville, VA

7

Chico, CA

2

Cincinnati, OH

6

Cleveland, OH

6

Colorado Springs, CO

3

Columbia, SC

8

Columbus, OH

6

County Airport, CA

2

Crescent City, CA

2

Dayton, OH

6

Daytona Beach, FL

8

Denver, CO

3

Des Moines, IA

5

Durango, CO

3

El Paso, TX

3

Eugene OR

2

Eureka, CA

2

Fargo, ND

5

Fayetteville AR

4

Fort Lauderdale, FL

8

Fort Myers, FL

8

Fort Wayne, IN

6

Fresno, CA

2

Grand Junction, CO

3

Grand Rapids, MI

5

Green Bay, WI

5

Greensboro, NC

8

Greenville, SC

8

Gunnison, CO

3

Harrisburg, PA

7

Hartford, CT

7

Hawaii , HI

1

Idaho Falls, ID

3

Indianapolis, IN

5

Inyokern, CA

2

Jackson Hole, WY

5

Jacksonville, FL

8

Kahului, HI

1

Kalamazoo, MI

5

Kansas, MO

5

Kauai, HI

1

Knoxville, TN

6

Kona, HI

1

Lansing, MI

5

Las Vegas, NV

2

Lexington, KY

5

Lincoln, NB

5

Louisville, KY

6

Madison, WI

5

Manchester, NH

7

Medford, OR

2

Memphis, TN

5

Miami, FL

8

Milwaukee, WI

5

Missoula, MT

5

Modesto, CA

2

Moline, IL

6

Monterey, CA

2

Montrose, CO

3

Myrtle Beach, SC

8

Nashville, TN

5

New Orleans, LA

4

Norfolk, VA

7

Oakland, CA

2

Oklahoma City, OK

4

Omaha, NE

5

Ontario, CA

2

Orlando, FL

8

Oxnard, CA

2

Palm Springs, CA

2

Pasco, WA

2

Peoria, IL

6

Philadelphia, PA

7

Phoenix, AZ

2

Pittsburgh, PA

7

Portland, ME

7

Providence, RI

7

Raleigh Durham, NC

8

Rapid City, SD

5

Redding, CA

2

Redmond, OR

2

Reno, NV

2

Richmond, VA

7

Roanoke, VA

7

Rochester, NY

7

Rockford, IL

6

Sacramento, CA

2

Saginaw, MI

5

Salt Lake City, UT

3

San Antonio, TX

4

San Diego, CA

2

San Juan, PR

9

Santa Ana, CA

2

Santa Barbara, CA

2

Savannah, GA

8

Scranton, PA

7

Sioux Falls, SD

5

South Bend, IN

6

Spokane, WA

2

Springfield, IL

6

Springfield, MO

6

St Louis, MO

6

ST. George, UT

3

State College, PA

7

Steamboat, CO

3

Syracuse, NY

7

Tampa, FL

8

Traverse City, MI

5

Tucson, AZ

2

Tulsa, OK

4

Vail, CO

3

Visalia, CA

2

Wausau, WI

6

West Chester, NY

7

West Palm Beach, FL

8

Wichita, KS

4

Yuma, AZ

2