Source-backedHistorical Legacy
404 Day
National Coalition Against Censorship documented 404 Day as an April 4 day of action developed with the Electronic Frontier Foundation against overbroad internet censorship and filtering in…
Country × topic authority hub
United States Celebrations & Social observances
U.S.-scoped social, celebration and informal-recognition observances.
About this country × topic hub
This hub is useful for discovering social and creator-led dates, but it deliberately does not use “national” wording as proof of government recognition.
Many entries are informal. The authority card and provenance on each page determine what can safely be claimed.
Scope note: Not a U.S. federal or state holiday calendar; “National” in a title can still describe an informal observance.
Source-backedFixed Annual
Answer the Telephone Like Buddy the Elf Day
National Day Calendar places the observance on December 18, and National Today independently specifies every December 18.
Source-backedFixed Annual
Bathtub Party Day
Thomas and Ruth Roy’s first-party Wellcat Holidays calendar lists Bathtub Party Day on December 5 and identifies Wellcat Holidays as their created, copyrighted holiday collection.
Source-backedFixed Annual
Be a Dork Day
The first-party Wellcat Holidays calendar lists Be a Dork Day on July 15 and explicitly frames it as a Wellcat.com observance.
Source-backedFixed Annual
Black Press Day
NNPA Fund material places Black Press Week 2026 on 16–20 March around the anniversary of Freedom’s Journal, first published 16 March 1827; Howard University hosted Black Press Day 2026 on 1…
Source-backedRule Based Annual
Carl Garner Federal Lands Cleanup Day
36 U.S.C. §104 designates the first Saturday after Labor Day as Carl Garner Federal Lands Cleanup Day and allows federal-land managers to use an alternative date when local conditions warra…
Source-backedFixed Annual
Dog House Repair Month
National Today defines Dog House Repair Month as every July, while Checkiday independently records National Doghouse Repairs Month throughout July and attributes the observance to Heidi Ric…
Source-backedEdition Specific
Georgia Day
The Georgia Historical Society marks Georgia Day on 12 February in recognition of the founding of the Georgia colony at Savannah on 12 February 1733.
Source-backedRule Based Annual
Get Smart About Credit Day
The American Bankers Association states that Get Smart About Credit Day is observed on the third Thursday in October; its current materials identify 15 October 2026.
Source-backedVariable Custom
Great American Spit Out
Defense Health Agency and Navy health-promotion resources document the Great American Spit Out as a tobacco-free campaign; current-year dates should be rechecked before publication.
Source-backedFixed Annual
Groundhog Day
The U.S. National Weather Service documents the 2 February Groundhog Day tradition and its weather-folklore background
Source-backedFixed Annual
Happy Mew Year For Cats Day
Wellcat Holidays places Happy Mew Year For Cats Day on January 2 and identifies the collection as created by Thomas and Ruth Roy.
Source-backedFixed Annual
Hug an Australian Day
The first-party Wellcat Holidays calendar lists Hug an Australian Day on April 26 and identifies the collection as created by Thomas and Ruth Roy.
Source-backedFixed Annual
Make Up Your Own Holiday Day
The first-party Wellcat Holidays calendar lists Make Up Your Own Holiday Day on March 26 and identifies the collection as created by Thomas and Ruth Roy.
Source-backedFixed Annual
Name Your PC Day
The first-party Wellcat Holidays calendar lists Name Your PC Day on November 20 and identifies the collection as created by Thomas and Ruth Roy.
Source-backedFixed Annual
National All or Nothing Day
Independent observance calendars identify July 26 as the annual date of National All or Nothing Day.
Source-backedFixed Annual
National Automatic Door Day
AAADM announced the first National Automatic Door Day for March 19, 2021 and stated that it would be celebrated each year on that date; AAADM continues annual March 19 campaigns.
Source-backedFixed Annual
National Be Late for Something Day
National Day Calendar and National Today independently place National Be Late for Something Day on September 5 each year.
Source-backedFixed Annual
National Be Nice Day
National Today gives National Be Nice Day a fixed October 5 recurrence, and Days Of The Year independently lists National Be Nice Day on October 5 across yearly calendars.
Source-backedFixed Annual
National Break Up With Your Carrier Day
T-Mobile’s 2019 newsroom release documents National Day Calendar’s announcement of February 13 as National Break Up With Your Carrier Day and explicitly points to the next February 13 occur…
Source-backedFixed Annual
National Check Your Coverage Day
Talkspace launched Check Your Coverage Day on January 21 in 2025, and its later corporate materials explicitly describe every January 21 as National Check Your Coverage Day and promoted the…
Source-backedEdition Specific
National Check Your Meds Day
The National Community Pharmacists Association documented an October 21, 2017 launch of National Check Your Meds Day. The available primary record does not establish a permanent annual recu…
Source-backedFixed Annual
National Checklist Day
An FAA Safety Briefing article explicitly notes that National Checklist Day rolls around every October 30 while also noting that it has not inspired an annual proclamation.
Source-backedRule Based Annual
National Clean Out Your Computer Day
Timeanddate and National Day Calendar both place the observance on the second Monday in February and attribute its promotion to the Institute for Business Technology around 2000.
Source-backedFixed Annual
National Clean Out Your Refrigerator Day
North Carolina Cooperative Extension identifies November 15 as National Clean Out Your Refrigerator Day and reports that Whirlpool Home Appliances home economists created the observance in…
Source-backedRule Based Annual
National Clean Out Your Virtual Desktop Day
Timeanddate and observance references use the third Monday in October and attribute the observance to the Personal Computer Museum in 2010.
Source-backedFixed Annual
National Clean Up Your Pantry Day
National Today and Days Of The Year independently place National Clean Up Your Pantry Day on April 11 each year.
Source-backedRule Based Annual
National Clean Your Desk Day
Multiple current observance references place Clean Your Desk/Clean Off Your Desk Day on the second Monday in January; secondary history attributes it to Anne Moeller.
Source-backedFixed Annual
National Clean Your Room Day
National Today uses National Clean Your Room Day on May 10, while National Day Calendar uses the closely matching name National Clean Up Your Room Day on the same annual date.
Source-backedRule Based Annual
National CleanUp Day
The official National CleanUp Day organization states that the observance takes place every year on the third Saturday in September.
Source-backedFixed Annual
National Compliment Day
National Day Calendar records January 24 and attributes creation in 1998 to Kathy Chamberlin and Debby Hoffman.
Source-backedFixed Annual
National Compliment Your Mirror Day
National Day Calendar and National Today independently place National Compliment Your Mirror Day on July 3 each year.
Source-backedFixed Annual
National Cut Your Energy Costs Day
U.S. Department of Energy material lists National Cut Your Energy Costs Day on January 10, with municipal-utility and energy-industry sources independently using the same annual date.
Source-backedRule Based Annual
National Day of Joy
Comfort Keepers states that it created National Day of Joy in 2019 and observes it on the last Wednesday in June; its current page identifies 24 June 2026. This makes the date calculable wh…
Source-backedFixed Annual
National Deck Day
National Today and EventGuide independently place National Deck Day on July 7 each year.
Source-backedFixed Annual
National Do Something Nice Day
Independent observance calendars identify October 5 as the annual date of National Do Something Nice Day.
Source-backedFixed Annual
National Expense Report Day
Ramp named October 15 National Expense Report Day in 2025, while the National Day Archives registry records October 15 of each calendar year and identifies Ramp as the creator.
Source-backedFixed Annual
National Financial Freedom Day
Michigan DIFS states that National Financial Freedom Day is observed every year on July 1 and uses the date for consumer financial-education outreach.
Source-backedFixed Annual
National Get Up Day
U.S. Figure Skating states that it founded National Get Up Day and has celebrated it annually on 1 February, with the campaign centered on perseverance and getting back up after setbacks.
Source-backedFixed Annual
National Girl Hug Boy Day
National Today gives National Girl Hug Boy Day an every-January-11 recurrence, and EventGuide independently lists it every January 11.
Source-backedFixed Annual
National Goof Off Day
National Day Calendar and National Today independently place National Goof Off Day on March 22 each year.
Source-backedFixed Annual
National Griper’s Day
National Today and EventGuide independently list National Griper’s Day on April 15.
Source-backedFixed Annual
National Hanging Out Day
National Day Calendar documents April 19 and says Project Laundry List and partner organizations have sponsored National Hanging Out Day since 1995.
Source-backedFixed Annual
National Home Warranty Day
2-10 Home Buyers Warranty states that every February 10 the nation celebrates National Home Warranty Day and identifies itself as the founder.
Source-backedFixed Annual
National Just Because Day
Independent observance calendars identify August 27 as the annual date of National Just Because Day.
Source-backedFixed Annual
National Life Insurance Day
National Day Calendar identifies Liran Hirschkorn as the founder, records the submission in 2014, and observes National Life Insurance Day annually on May 2.
Source-backedFixed Annual
National Live Fearless Day
Landry Champlin states that she created a national holiday, and National Day Archives records National Live Fearless Day as September 2 each year with Champlin as the 2020 creator.
Source-backedFixed Annual
National Look Alike Day
National Day Calendar uses National Look Alike Day and National Today uses Look Alike Day; both place the observance on April 20 each year.
Source-backedFixed Annual
National Look Up at the Sky Day
National Today uses National Look Up at the Sky Day on April 14; National Day Calendar uses Look Up at the Sky Day on the same annual date.
Source-backedFixed Annual
National Make Your Bed Day
National Day Calendar consistently places National Make Your Bed Day on September 11 and explicitly notes that its origin is unidentified.
Source-backedFixed Annual
National Making the First Move Day
Days Of The Year identifies April 7 and names Greshun De Bouse / First Move Life Coaching LLC as founder; LCTI independently acknowledges National Making the First Move Day on April 7.
Source-backedFixed Annual
National Name Your Car Day
National Day Calendar and National Today independently place National Name Your Car Day on October 2 each year.
Source-backedFixed Annual
National Name Yourself Day
National Day Calendar and National Today independently place National Name Yourself Day on April 9 each year.
Source-backedRule Based Annual
National No Pants Day
National Today and Days Of The Year independently define No Pants Day as the first Friday in May each year.
Source-backedFixed Annual
National No Splinters Day
National Today gives National No Splinters Day a July 14 recurrence, and EventGuide independently lists it every July 14.
Source-backedFixed Annual
National Nothing Day
Modern news and observance references consistently identify January 16 and trace the satirical “un-event” to columnist Harold Pullman Coffin in the early 1970s.
Source-backedRule Based Annual
National Organize Your Home Office Day
National Today and Days Of The Year independently define Organize Your Home Office Day as the second Tuesday in March each year.
Source-backedFixed Annual
National Outdoor Lights Day
National Today gives National Outdoor Lights Day an every-July-5 recurrence, and EventGuide independently lists it every July 5.
Source-backedFixed Annual
National Patio Umbrella Day
National Today and EventGuide independently place National Patio Umbrella Day on July 6 each year.
Source-backedFixed Annual
National Report General Service Administration (GSA) Fraud Day
A Hesch Firm-issued PRWeb release states the observance is celebrated March 6 each year and identifies founder Joel D. Hesch.
Source-backedFixed Annual
National Report Government Contractor Fraud Day
A Hesch Firm-issued PRWeb release states the day is celebrated May 8 and says Joel D. Hesch formed the observance in 2018.
Source-backedFixed Annual
National Report IRS Tax Fraud Day
National Day Archives records April 10 each year for National Report IRS Tax Fraud Day and identifies former DOJ attorney Joel Hesch as the creator.
Source-backedFixed Annual
National Report Kickback Fraud Day
Current observance material identifies September 18 and attributes the awareness day to attorney and former federal prosecutor Joel D. Hesch.
Source-backedFixed Annual
National Report Long Term Acute Care Hospital Fraud Day
National Day Archives records October 2 and identifies The Hesch Firm as creator of this 2017 fraud-awareness observance.
Source-backedFixed Annual
National Report Medicare Fraud Day
FBI Phoenix explicitly recognized National Report Medicare Fraud Day on September 12, while observance records attribute the campaign to former DOJ attorney Joel Hesch and the Hesch Firm.
Source-backedFixed Annual
National Report Military Fraud Day
A Hesch Firm-issued PRWeb release states National Report Military Fraud Day is celebrated July 2 and identifies Joel D. Hesch as founder.
Source-backedFixed Annual
National Report Pharmaceutical Fraud Day
A creator-provided Hesch Firm release identifies January 23 as National Report Pharmaceutical Fraud Day and says Joel D. Hesch formed the observance, with the campaign beginning in 2017.
Source-backedFixed Annual
National Report Trade Agreement Act (TAA) Fraud Day
A Hesch Firm-issued PRWeb release states the TAA fraud-awareness day is celebrated June 26 and says Joel D. Hesch formed it in 2018.
Source-backedFixed Annual
National Report Upcoding Fraud Day
National Day Archives records August 21 and identifies The Hesch Firm / Joel D. Hesch as the creator of the 2017 upcoding-fraud awareness day.
Source-backedFixed Annual
National Ride The Wind Day
National Day Calendar and National Today independently place National Ride The Wind Day on August 23 each year.
Source-backedVariable Custom
National River Cleanup®
American Rivers operates National River Cleanup® as a network of cleanup events held throughout the year; organizers register an event date, so there is no single universal recurring Nation…
Source-backedFixed Annual
National Savings Day
Capital One states that its National Savings Day is celebrated yearly on October 12 and that Capital One founded the day.
Source-backedEdition Specific
National Seat Check Saturday
NHTSA's Traffic Safety Marketing portal lists National Seat Check Saturday as September 26, 2026 and publishes different dates for 2027-2029, so target-year refresh is required.
Source-backedFixed Annual
National Sing Out Day
Holidays & Observances and EventGuide independently place National Sing Out Day on March 22.
Source-backedFixed Annual
National Speak in Complete Sentences Day
National Day Calendar and National Today independently place National Speak in Complete Sentences Day on May 31 each year.
Source-backedRule Based Annual
National Take the Stairs Day
The American Lung Association describes National Take the Stairs Day as an annual observance on the second Wednesday of January.
Source-backedRule Based Annual
National Talk in an Elevator Day
National Day Calendar and elevator-industry company TK Elevator independently define the recurrence as the last Friday in July rather than a fixed month/day.
Source-backedFixed Annual
National Teenager Day
National Today explicitly defines National Teenager Day as every March 21, and Bombay Times independently lists National Teenager Day on March 21 in its 2026 observance calendar.
Source-backedFixed Annual
National Tile Repair Day
National Today and InMyCity Today independently place National Tile Repair Day on July 13.
Source-backedFixed Annual
National Travel Insurance Claims Day
The U.S. Travel Insurance Association observes National Travel Insurance Claims Day on May 14, while Aon Affinity Travel states that its travel practice started the day in 2019.
Source-backedFixed Annual
National Walk Around Things Day
National Day Calendar and National Today independently place National Walk Around Things Day on April 4 each year.
Source-backedFixed Annual
National Weatherperson’s Day
NOAA/National Weather Service pages identify 5 February as National Weatherperson’s Day (and legacy National Weatherman’s Day), commemorating John Jeffries and recognizing weather, water an…
Source-backedFixed Annual
National Whiners Day
A 1995 Washington Post/Newsday report identifies December 26 and quotes creator Kevin C. Zaborney about the 1986 origin; modern calendar material retains the same date.
Source-backedHistorical Legacy
National Women’s Check-Up Day
An HHS Office on Women’s Health report states that OWH developed National Women’s Check-Up Day in 2003 and held the fourth annual edition on May 15, 2006, the day after Mother’s Day.
Source-backedRule Based Annual
National Work From Home Day
Current calendar references consistently place National Work From Home Day on the last Thursday in June; the available evidence supports the recurrence, not a statutory holiday or a securel…
Source-backedFixed Annual
New Year’s Day
U.S. Office of Personnel Management / 5 U.S.C. 6103
Source-backedFixed Annual
No Homework Day
The first-party Wellcat Holidays calendar lists No Homework Day on May 6 and identifies the holiday collection as created by Thomas and Ruth Roy.
Source-backedFixed Annual
No Socks Day
The first-party Wellcat Holidays calendar lists No Socks Day on May 8 and identifies the holiday collection as created by Thomas and Ruth Roy.
Source-backedFixed Annual
Smart Irrigation Month
The Irrigation Association describes Smart Irrigation Month as an annual initiative held each July and published current 2026 campaign materials.
Source-backedRule Based Annual
Thanksgiving Day
U.S. Office of Personnel Management / 5 U.S.C. 6103
Source-backedFixed Annual
Walk on Your Wild Side Day
Thomas and Ruth Roy’s first-party calendar lists Walk on Your Wild Side Day on April 12.
Source-backedFixed Annual
What if Cats & Dogs Had Opposable Thumbs Day
The first-party Wellcat Holidays calendar lists What if Cats & Dogs Had Opposable Thumbs Day on March 3 and identifies the collection as created by Thomas and Ruth Roy.
Source-backedFixed Annual
Wonderful Weirdos Day
The first-party Wellcat Holidays calendar lists Wonderful Weirdos Day on September 9 and identifies the collection as created by Thomas and Ruth Roy.
Source-backedRule Based Annual
Zero-Tasking Day
Creator Nancy Christie describes Zero-Tasking Day as using the extra hour when daylight saving time ends to do nothing; later creator-profile coverage likewise ties it to the first day of S…