Oops, it doesn't look like 'truck day' is a national day..

Other days

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
me

Me Day
lost sock memorial

Lost Sock Memorial Day
ask out your crush

Ask Out Your Crush Day
lumpy rug

Lumpy Rug Day
buddy

Buddy Day
special education

Special Education Day
boy friend

Boy Friend Day
aloxolt

Aloxolt Day
self appreciation

Self Appreciation Day