Oops, it doesn't look like 'organization working every day' is a national day..

Other days

martini

Martini Day
pick me

Pick Me Day
me

Me Day
tell a fairytale

Tell A Fairytale Day
brow

Brow Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
ruby

Ruby Day
buddy

Buddy Day
bow tie

Bow Tie Day
blanket fort

Blanket Fort Day