Tau Alpha Pi chapters fall into four zones, as determined by the American Society for Engineering Education’s zones. To ensure balanced regional representation, 2 elected representatives from each zone serve on Tau Alpha Pi’s Board of Directors.

Zones Map

Zone I

North East	Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont and Canada (postal codes beginning with A, B, C and E)
St. Lawrence	New York (except those zip code prefixes listed under the Middle Atlantic Section) and Canada (postal codes beginning with G, H, J, K, L, M and N)
Middle Atlantic	Delaware, Maryland, New Jersey, New York (zip code prefixes 005, 090, through 119, and 124 through 127), Pennsylvania (except those zip code prefixes listed under the North Central Section), and Washington, D.C.

Zone II

Southeastern	Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, Puerto Rico, South Carolina, Tennessee and Virginia
North Central	Michigan, except the Upper Peninsula, Ohio, Pennsylvania (zip code prefixes 150 through 154, 156, 160 through 165) and West Virginia
Illinois-Indiana	Illinois and Indiana

Zone III

Midwest	Arkansas, Kansas, Missouri, Nebraska, Oklahoma
North Midwest	Iowa, Michigan Upper Peninsula, Minnesota, North Dakota, South Dakota (zip code prefixes 570 through 574), Wisconsin and Canada (all of Manitoba plus Ontario postal codes beginning with P and R)
Gulf Southwest	Louisiana, New Mexico and Texas

Zone IV

Pacific Northwest	Alaska, Idaho, Montana, Oregon, Washington and Canada (Alberta, British Columbia and Saskatchewan)
Pacific Southwest	Arizona, California, Hawaii and Nevada
Rocky Mountain	Colorado, South Dakota (zip code prefixes 575 through 577), Utah and Wyoming