| City | Zone | ||||
| Key West, FL | 1 | ||||
| Fort Lauderdale, FL | 1 | ||||
| Fort Myers, FL | 1 | ||||
| Melbourne, FL | 1 | ||||
| West Palm Beach, FL | 1 | ||||
| Augusta, GA | 2 | ||||
| Asheville, NC | 2 | ||||
| Birmingham, AL | 2 | ||||
| Nashville, TN | 2 | ||||
| Columbia, SC | 2 | ||||
| Chattanooga, TN | 2 | ||||
| Charleston, SC | 2 | ||||
| Florence, SC | 2 | ||||
| Greenville, MS | 2 | ||||
| Greensboro, NC | 2 | ||||
| Greenville, SC | 2 | ||||
| Jacksonville, FL | 2 | ||||
| Memphis, TN | 2 | ||||
| Laurel, MS | 2 | ||||
| Savannah, GA | 2 | ||||
| Tallahassee, FL | 2 | ||||
| Tri Cities, TN | 2 | ||||
| Tupelo, MS | 2 | ||||
| Knoxville, TN | 2 | ||||
| Allentown, PA | 3 | ||||
| Scranton, PA | 3 | ||||
| Charlottesville, VA | 3 | ||||
| Charleston, WV | 3 | ||||
| Harrisburg, PA | 3 | ||||
| Huntington, WV | 3 | ||||
| Latrobe, PA | 3 | ||||
| Lynchburg, VA | 3 | ||||
| Norfolk, VA | 3 | ||||
| Newport News, VA | 3 | ||||
| Richmond, VA | 3 | ||||
| Roanoke, VA | 3 | ||||
| State College, PA | 3 | ||||
| Nantucket, MA | 4 | ||||
| Albany, NY | 4 | ||||
| Hartford, CT | 4 | ||||
| Binghamton, NY | 4 | ||||
| Bangor, ME | 4 | ||||
| Burlington, VT | 4 | ||||
| Buffalo, NY | 4 | ||||
| West Chester, NY | 4 | ||||
| Ithaca, NY | 4 | ||||
| Manchester, NH | 4 | ||||
| Providence, RI | 4 | ||||
| Portland, ME | 4 | ||||
| Rochester, NY | 4 | ||||
| Syracuse, NY | 4 | ||||
| Alpena, MI | 5 | ||||
| Bloomington, IL | 5 | ||||
| Akron, OH | 5 | ||||
| Columbus, OH | 5 | ||||
| Champaign, IL | 5 | ||||
| Hancock, MI | 5 | ||||
| Dayton, OH | 5 | ||||
| Escanaba, MI | 5 | ||||
| Evansville, IN | 5 | ||||
| Flint, MI | 5 | ||||
| Fort Wayne, IN | 5 | ||||
| Grand Rapids, MI | 5 | ||||
| Iron Mountain , MI | 5 | ||||
| Lansing, MI | 5 | ||||
| Saginaw, MI | 5 | ||||
| Milwaukee, WI | 5 | ||||
| Moline, IL | 5 | ||||
| Marquette, MI | 5 | ||||
| Madison, WI | 5 | ||||
| Paducah, KY | 5 | ||||
| Peoria, IL | 5 | ||||
| South Bend, IN | 5 | ||||
| Louisville, KY | 5 | ||||
| Toledo, OH | 5 | ||||
| Traverse City, MI | 5 | ||||
| Aberdeen, SD | 6 | ||||
| Waterloo, IA | 6 | ||||
| Appleton, WI | 6 | ||||
| Water Town, SD | 6 | ||||
| Bismarck, ND | 6 | ||||
| Brainerd, MN | 6 | ||||
| Cedar Rapids, IA | 6 | ||||
| Columbia, MO | 6 | ||||
| Mosinee, WI | 6 | ||||
| Dubuque, IA | 6 | ||||
| Des Moines, IA | 6 | ||||
| Devils Lake, ND | 6 | ||||
| Fargo, ND | 6 | ||||
| Ft Dodge, IA | 6 | ||||
| Sioux Falls, SD | 6 | ||||
| Grand Forks, ND | 6 | ||||
| Green Bay, WI | 6 | ||||
| Hibbing, MN | 6 | ||||
| Wichita, KS | 6 | ||||
| Itn'l Falls, MN | 6 | ||||
| Jamestown, ND | 6 | ||||
| Lincoln, NB | 6 | ||||
| La Crosse, WI | 6 | ||||
| Mason City, IA | 6 | ||||
| Kansas, MO | 6 | ||||
| Omaha, NB | 6 | ||||
| Pierre, SD | 6 | ||||
| Rochester, MN | 6 | ||||
| Springfield, MO | 6 | ||||
| St Cloud, MN | 6 | ||||
| Sioux City, IA | 6 | ||||
| Thief River Falls, MN | 6 | ||||
| Alexandria, LA | 7 | ||||
| Austin, TX | 7 | ||||
| Baton Rouge, LA | 7 | ||||
| El Paso, TX | 7 | ||||
| Ft Smith, AR | 7 | ||||
| Fayetteville, AR | 7 | ||||
| Killeen, TX | 7 | ||||
| Lubbock, TX | 7 | ||||
| Lafayette, LA | 7 | ||||
| Little Rock, AR | 7 | ||||
| McAllen, TX | 7 | ||||
| Monroe, LA | 7 | ||||
| Oklahoma City, OK | 7 | ||||
| San Antonio, TX | 7 | ||||
| Shreveport, LA | 7 | ||||
| Tulsa, OK | 7 | ||||
| Albuquerque, NM | 8 | ||||
| Aspen, CO | 8 | ||||
| Billing, MT | 8 | ||||
| Boise, ID | 8 | ||||
| Butte, MT | 8 | ||||
| Bozeman, MT | 8 | ||||
| Cedar City, UT | 8 | ||||
| Cody, WY | 8 | ||||
| Colorado Spring, CO | 8 | ||||
| Casper, WY | 8 | ||||
| Vail, CO | 8 | ||||
| Kalispell, MT | 8 | ||||
| Flagstaff, AZ | 8 | ||||
| Grand Junction, CO | 8 | ||||
| Gunnison, CO | 8 | ||||
| Steamboat, CO | 8 | ||||
| Helena, MT | 8 | ||||
| Idaho Falls, ID | 8 | ||||
| Jackson Hole, WY | 8 | ||||
| Lewiston, ID | 8 | ||||
| Missoula, MT | 8 | ||||
| Montrose, CO | 8 | ||||
| Pocatelle, ID | 8 | ||||
| Prescott, AZ | 8 | ||||
| Reno, NV | 8 | ||||
| Sun Valley, ID | 8 | ||||
| Tucson, AZ | 8 | ||||
| Twin Falls, ID | 8 | ||||
| West Yellowstone,MT | 8 | ||||
| Eureka, CA | 9 | ||||
| Walla Walla, WA | 9 | ||||
| Bellingham WA | 9 | ||||
| Wenatchee, WA | 9 | ||||
| Eugene, OR | 9 | ||||
| Fresno, CA | 9 | ||||
| Spokane, WA | 9 | ||||
| Long Beach, CA | 9 | ||||
| Medford, OR | 9 | ||||
| Monterey, CA | 9 | ||||
| Oakland, CA | 9 | ||||
| Ontario, CA | 9 | ||||
| Pasco, WA | 9 | ||||
| Palm Springs, CA | 9 | ||||
| Moscow, ID | 9 | ||||
| Redding, CA | 9 | ||||
| Redmond, OR | 9 | ||||
| Santa Barbara, CA | 9 | ||||
| San Jose, CA | 9 | ||||
| Sacramento, CA | 9 | ||||
| Orange County, CA | 9 | ||||
| Yakima, WA | 9 | ||||
| Baltimore, MD | 10 | ||||
| Washington DC | 10 | ||||
| Newark, NJ | 11 | ||||
| New York, NY | 11 |