| Eastern Canada | Nova Scotia, Ontario, Québec |
| North-Central U.S.A. | Illinois, Iowa, Minnesota, Missouri, Oklahoma, Wisconsin |
| Northeastern U.S.A. | Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia |
| Southeastern U.S.A. | Alabama, Arkansas, Delaware, Florida, Georgia, Kentucky, Maryland, North Carolina, South Carolina, Tennessee, Virginia, District of Columbia |