IALLT has eight U.S. regional groups, which have their own websites.
The Canadian regional group is currently in hiatus; Canadian colleagues are encouraged to join the U.S. Regional Group to their south.

Mid-Atlantic (NC, TN, KY, VA, WV, MD, DC)	Midwest (ND, SD, NE, KS, MN, IA, MO, WI, IL, OH, MI, IN)
New England (ME, VT, NH, MA, CT, RI)	Northeast (NY, NJ, PA, DE)
Northwest (AK, WA, OR, MT, ID, WY)	Southeast (MS, AL, SC, GA, FL)
South Central (TX, OK, AR, LA, CO, NM)	Southwest (CA, NV, AZ, HI, UT)