For Canada: Yes, you are permitted to cross the U.S./Canadian border during a move. You will be subject to any laws and regulations governing the border. For the latest information call one of the numbers below.
Canada Border Services Agency
204-983-3500
U.S. Customs and Border Protection
703-526-4200
For Mexico: At this time, U-Haul does not have locations in Mexico and our equipment is not permitted to cross the U.S./Mexico border.