Nonprofits in Prince Frederick, Maryland

Nonprofits in Prince Frederick, Maryland. Browse 142 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. Maryland 4-H Club Foundation Inc

    EIN 472262921 · Headquarters: Prince Frederick, MD, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Maryland 4-H Club Foundation Inc

    EIN 811824033 · Headquarters: Prince Frederick, MD, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  3. Maryland 4-H Club Foundation Inc

    EIN 812307288 · Headquarters: Prince Frederick, MD, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Maryland 4-H Club Foundation Inc

    EIN 920993652 · Headquarters: Prince Frederick, MD, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Maryland 4-H Foundation

    EIN 883439418 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Maryland Troopers Association Inc

    EIN 522037962 · Headquarters: Prince Frederick, MD, US · Crime & Legal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  7. One World One Savior

    EIN 333456737 · Headquarters: PRINCE FREDERICK, MD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Opening Night Productions

    EIN 992378357 · Headquarters: Prince Frederick, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Optimist International

    EIN 526083645 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Pets With Disabilities Inc

    EIN 331099883 · Headquarters: Prince Frederick, MD, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Piscataway Conoy Confederacy and Sub Tribes Inc

    EIN 521285115 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Prince Frederick Eagles Youth Organization Inc

    EIN 271036866 · Headquarters: Prince Frederick, MD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Prince Frederick Methodist Cemetary Corporation

    EIN 521253033 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Prince Frederick Rotary Club Foundation Inc

    EIN 521951401 · Headquarters: Prince Frederick, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Prince Frederick Vol Fire Dept

    EIN 237331003 · Headquarters: PRINCE FREDERICK, MD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Prince Frederick Volunteer Rescue Squad

    EIN 526073964 · Headquarters: Prince Frederick, MD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Project Echo Inc

    EIN 521768168 · Headquarters: PRINCE FREDERICK, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Pta Maryland Congress of Parent & Teachers Inc

    EIN 134312511 · Headquarters: Prince Frederick, MD, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  19. Pta Maryland Congress of Parent & Teachers Inc

    EIN 262674259 · Headquarters: Prince Frederick, MD, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  20. Pta Maryland Congress of Parents and Teachers

    EIN 521759055 · Headquarters: PRINCE FREDERICK, MD, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  21. Rotary International

    EIN 526056584 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Safe Harbor Inc

    EIN 521782077 · Headquarters: PRINCE FREDERICK, MD, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Safe Nights of Calvert County Inc

    EIN 271328728 · Headquarters: Prince Frederick, MD, US · Housing & Shelter · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  24. Sheriffs Office Gold Star Foundation Inc

    EIN 853549425 · Headquarters: PRINCE FREDERICK, MD, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  25. Southern Maryland Community Network Inc

    EIN 521241267 · Headquarters: PRINCE FREDERICK, MD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990

  26. Southern Maryland Equine Council

    EIN 462229474 · Headquarters: PRINCE FREDERICK, MD, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Southern Maryland Invitational Livestock Expo

    EIN 205130477 · Headquarters: PRINCE FREDERICK, MD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Southern Maryland Soccer League Inc

    EIN 821753567 · Headquarters: Prince Frederick, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Southern Maryland Storm

    EIN 208441145 · Headquarters: Prince Frederick, MD, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  30. Southern Prince Georges Rotary Foundation Incorporated

    EIN 521510859 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. St Mary's County School Bus Contractors Health & Welfare Trust

    EIN 546560781 · Headquarters: PRINCE FREDERICK, MD, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Team Aip Inc

    EIN 452961699 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  33. The Ambassadors

    EIN 521667239 · Headquarters: Prince Frederick, MD, US · Youth Development · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  34. The Arc Southern Chesapeake

    EIN 521062351 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. The Calvert Advanced Life Support Unit Inc

    EIN 521680497 · Headquarters: PRINCE FREDERICK, MD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. The Connection Inc

    EIN 384040809 · Headquarters: PRINCE FREDERICK, MD, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. The Construction Worker Safety

    EIN 611405708 · Headquarters: PRINCE FREDERICK, MD, USA · Housing & Shelter · Latest available filing year: 2010 · Primary form: IRS Form 990-PF

  38. The Mike Dean Memorial Athletic Scholarship Fund

    EIN 431991371 · Headquarters: Prince Frederick, MD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Vfw of Us Auxiliary Eastern States Conference

    EIN 825021340 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Voiture Nationale La Societe Des 40 Hommes Et 8 Chevaux

    EIN 522169905 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Western Chesapeake Properties of Calvert C/o the Arc of Southern Maryland

    EIN 521164181 · Headquarters: PRINCE FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Whole Heart Tuition Fund Community Help

    EIN 934401051 · Headquarters: Prince Frederick, MD, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

First page and all pages