Nonprofits in Idaho
10,569 organizations in the IRS master file with a Idaho address, listed A to Z by name.
Public IRS records only
This list comes from the IRS master file, which anyone can download from irs.gov. Nothing on it comes from Fast File Exempt accounts or filings. We run this lookup; it isn’t an IRS service. About this data
All organizations, page 1 of 212
IRS master file dated October 13, 2026; loaded here on October 26, 2026.
0–9
- 1 STARFISHEIN 82-4468207MOSCOW501(c)(3)
- 100 MEN WHO GIVE CORPORATIONEIN 33-3121604STAR501(c)(3)
- 100 WOMEN WHO CARE AT THE CONFLUENCEEIN 88-2926475LEWISTON501(c)(3)
- 100ADAEIN 81-1351149BOISE501(c)(3)
- 101 WOMEN INCEIN 81-1136959SANDPOINT501(c)(3)
- 1614 REVIVAL FOUNDATIONEIN 99-3369343AMMON501(c)(3)
- 1723 MINISTRIES INCEIN 82-2919259POTLATCH501(c)(3)
- 1861 FOUNDATION INCEIN 92-3043308FAIRFIELD501(c)(3)
- 1911 EQUINE CONNECTIONSEIN 41-2919539IDAHO FALLS501(c)(3)
- 1ST QUARTER FOUNDATION INCEIN 81-2918955POCATELLO501(c)(3)
- 2 BIRDS RESOURCES INCEIN 99-4470459CALDWELL501(c)(3)
- 2 GREAT 4 HATEEIN 46-5354977POCATELLO501(c)(3)
- 208 BAGGERSEIN 99-3298073CALDWELL501(c)(3)
- 208 BASEBALL & SOFTBALLEIN 86-2498994BOISE501(c)(3)
- 208 CARES INCORPORATEDEIN 47-3477357BOISE501(c)(3)
- 208 CLEANUP INCEIN 33-2141560MERIDIAN501(c)(3)
- 208 FOOD MUTUAL AIDEIN 41-3657322BOISE501(c)(3)
- 208 HOCKEY INCEIN 33-3359850MERIDIAN501(c)(3)
- 208 LOCAL MSERS INCEIN 87-2943600BOISE501(c)(3)
- 208 MINISTRIES INCEIN 87-2612414COEUR D ALENE501(c)(3)
- 208 QUALIFIER INCEIN 87-4171396HAYDEN LAKE501(c)(3)
- 208 RECOVERY NORTH INCEIN 88-4205343COEUR D ALENE501(c)(3)
- 208 STREET MACHINES CORPEIN 92-3912089STAR501(c)(3)
- 24 7 RESETEIN 83-1450978HAYDEN501(c)(3)
- 24 HOURS FOR HANK INCEIN 26-2856413SANDPOINT501(c)(3)
- 266 RANS ACTIVITY COMMITTEEEIN 88-2397558MTN HOME AFB501(c)(3)
- 27TH FIELD ARTILLERY ASSOCIATION INCEIN 94-3171873EAGLE501(c)(7)
- 2EARS2LEARN INCEIN 46-5057412BOISE501(c)(3)
- 2ND CHANCE DISCIPLESHIP MINISTRIESEIN 83-4088332HAYDEN501(c)(3)
- 3 OAKS MINISTRIES INCEIN 26-4640969NAMPA501(c)(3)
- 366 MXG BOOSTER CLUBEIN 99-2040064MOUNTAIN HOME501(c)(3)
- 366LRS BOOSTER CLUBEIN 99-1667007MTN HOME AFB501(c)(3)
- 391ST BOLD TIGER MAINTENANCE BOOSTER CLUB INCORPORATED391ST FGS BOOSTER CLUBEIN 92-1472498MOUNTAIN HOME AFB501(c)(19)
- 3D PRINTING MENTALITY INCEIN 88-1771132BOISE501(c)(3)
- 3FOLD MINISTRIES INCEIN 42-3589311MERIDIAN501(c)(3)
- 4 EVER FOUNDATION INCEIN 87-2120248FRUITLAND501(c)(3)
- 4 THE KINGEIN 47-2267903IDAHO FALLS501(c)(3)
- 4 PAWS FOUNDATION CORPORATION4 PAWS FOUNDATIONEIN 39-2953878LEWISTON501(c)(3)
- 40L INCORPORATEDEIN 27-3546325BOISE501(c)(3)
- 412 CHURCH IDAHO INCEIN 33-2364753BOISE501(c)(3)
- 43 NORTH INCEIN 35-2608671HAILEY501(c)(3)
- 45TH PARALLEL YOUTH ADVENTURE PROGRAM INCEIN 93-1802305TENDOY501(c)(3)
- 49ERS SADDLE CLUB INCEIN 90-0733633LEWISTON501(c)(3)
- 5 BEE QUILTERS INCEIN 90-0848537HAILEY501(c)(7)
- 5-TOOL VALOR INC5-TOOL VALOREIN 83-3934030NAMPA501(c)(3)
- 512 FUNDEIN 27-4968258BOISE501(c)(3)
- 54 FOUNDATION INCEIN 88-0967525COEUR D ALENE501(c)(3)
- 5B ANGLERS5B ANGLERSEIN 87-4114623HAILEY501(c)(3)
- 5B KIDS FUND INCEIN 23-7266109HAILEY501(c)(3)
- 625 F-I FOUNDATION INCEIN 26-1421349KETCHUM501(c)(3)
Guides
- Form 990-N, 990-EZ or 990: which to fileThe three tests, what "normally $50,000" means, who must file Form 990 regardless, and who doesn't file at all.
- Form 990 for PTAs, PTOs and booster clubsWhether a unit under a state group exemption files its own return, which form, the July–June deadline, and the treasurer handover.
- Private foundation filing requirementsForm 990-PF, its deadline and extension, and the separate returns a foundation may owe.
- Who can file Form 990-NThe "normally $50,000 or less" test, what the e-Postcard asks for, and when it's due.
- Form 990-N filing problemsEIN not in IRS records, IRS sign-in, filing too early, late and prior-year notices, and checking a past filing.
- Form 990 filing deadlinesThe general due date for each tax-year end, and how weekends and holidays move it.
- Form 8868 extensionsWhen Form 8868 extends an annual return, and why tax is still due on the original date.
- Late filing penaltiesThe daily penalty for a late return, reasonable cause, and the three-year revocation rule.