Emergency Number Day
Emergency Number Day is held on September 11. United States. This event in the second decade of the month september is annual.
National Day of Service and Remembrance in United States on September 11 (September 11 attacks-related observances);
Defenders Day on September 12 (Maryland, United States);
National Chocolate Milkshake Day on September 12 (United States);
National Pet Memorial Day in US on September 12 (Second Sunday of September);
National Arts in Education Week in US on September 12 (takes place annually during the week beginning with the second Sunday of September)