Unknown & Unclassified nonprofits
Unknown & Unclassified nonprofits. Browse 557,756 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
- Sigma Theta Tau Inc
EIN 311042666 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042667 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042670 · Headquarters: Searcy, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042671 · Headquarters: Valdosta, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042672 · Headquarters: Teaneck, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042674 · Headquarters: Unicoi, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042677 · Headquarters: Romeoville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042680 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042682 · Headquarters: Radford, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042683 · Headquarters: Tuscaloosa, AL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042688 · Headquarters: MOBILE, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042691 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042693 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042695 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042696 · Headquarters: Binghamton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042700 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042704 · Headquarters: Indiana, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042707 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042709 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042711 · Headquarters: Jacksonville, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042714 · Headquarters: Greeley, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042715 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042716 · Headquarters: Columbus, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311042720 · Headquarters: Great Falls, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311043306 · Headquarters: Elmhurst, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242894 · Headquarters: Provo, UT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242899 · Headquarters: Lubbock, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242900 · Headquarters: Tyler, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242910 · Headquarters: Pueblo, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242949 · Headquarters: Azusa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242952 · Headquarters: Omaha, NE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242956 · Headquarters: Auburn, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242958 · Headquarters: Danbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242962 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242964 · Headquarters: Jersey City, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242968 · Headquarters: Westerville, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242972 · Headquarters: Cedar Rapids, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242975 · Headquarters: Burlington, VT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242977 · Headquarters: Saint Cloud, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311242979 · Headquarters: Montgomery, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311246727 · Headquarters: Scranton, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311246729 · Headquarters: Warminster, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311246730 · Headquarters: Green Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311246732 · Headquarters: Lake Charles, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311246733 · Headquarters: Conway, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309927 · Headquarters: Sebastopol, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309931 · Headquarters: West Long Branch, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309932 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309933 · Headquarters: CAPE GIRARDEAU, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309935 · Headquarters: Mechanicsburg, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309937 · Headquarters: STERLINGTON, LA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309941 · Headquarters: Flagstaff, AZ, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309942 · Headquarters: Jacksonville, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309943 · Headquarters: Slippery Rock, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309946 · Headquarters: Kansas City, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309947 · Headquarters: MIAMI SHORES, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309949 · Headquarters: Hickory, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309951 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309953 · Headquarters: Newburgh, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309954 · Headquarters: Greenwood, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309956 · Headquarters: Morristown, NJ, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309959 · Headquarters: Rochester, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309962 · Headquarters: REEDLEY, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309965 · Headquarters: Clarion, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309966 · Headquarters: Center Valley, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311309967 · Headquarters: Americus, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361601 · Headquarters: Spartanburg, SC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361604 · Headquarters: Kennesaw, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361605 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361607 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361610 · Headquarters: Hays, KS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361612 · Headquarters: EDINBORO, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361613 · Headquarters: Reno, NV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361614 · Headquarters: Grand Junction, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311361615 · Headquarters: Jackson, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 311379920 · Headquarters: Concord, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 316050631 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 341371076 · Headquarters: TOLEDO, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 341587783 · Headquarters: Pepper Pike, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 341720319 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 346596209 · Headquarters: Cleveland Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351491598 · Headquarters: Lafayette, IN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351530399 · Headquarters: Valparaiso, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351811443 · Headquarters: Terre Haute, IN, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351869033 · Headquarters: Hammond, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928354 · Headquarters: Eagle, NE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928437 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928441 · Headquarters: Wilmington, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928444 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928447 · Headquarters: Leo, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928449 · Headquarters: PINEVILLE, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928453 · Headquarters: Waynesburg, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928454 · Headquarters: Fargo, ND, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928456 · Headquarters: Clarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928458 · Headquarters: Bakersfield, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351928459 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 351930594 · Headquarters: West Chester, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 362909990 · Headquarters: DeKalb, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 363314818 · Headquarters: Durham, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sigma Theta Tau Inc
EIN 363314821 · Headquarters: Topeka, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N