Eastern
Maine, New Hampshire, Vermont, Massachusetts, Rhode island, Connecticut, New York, New Jersey, Delaware, Pennsylvania, Maryland. District of Columbia, West Virginia, Virginia, North Carolina, South Carolina, Georgia, Florida, Puerto Rico, Ontario, Quebec, Newfoundland and Labrador, New Brunswick, Prince Edward Island, Nova Scotia.
Midwestern
North Dakota, South Dakota, Nebraska, Kansas, Oklahoma, Texas, Minnesota, Iowa, Missouri, Arkansas, Louisiana, Wisconsin, Illinois, Michigan, Ohio, Indiana, Kentucky, Tennessee, Mississippi, Alabama, Manitoba, Saskatchewan, Nunavut.
Western
Washington, Oregon, California, Arizona, New Mexico, Hawaii, Alaska, Idaho, Nevada, Utah, Colorado, Wyoming, Montana, British Columbia, Yukon, Alberta, Northwest Territories.