Nonprofits in Maine
10,385 organizations in the IRS master file with a Maine 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 208
IRS master file dated October 13, 2026; loaded here on October 26, 2026.
0–9
- 1 PERCENT FOR THE FISHERMENEIN 93-2802666CAPE ELIZ501(c)(3)
- 1000 FRIENDS OF CONNECTICUT INCEIN 20-0554225TENANTS HBR501(c)(3)
- 10TH MOUNTAIN SKI CLUBEIN 51-0434239FORT KENT501(c)(3)
- 143 WELLNESS HUBEIN 39-4818691RUMFORD501(c)(3)
- 16 WEEKS & BEYONDEIN 33-2326550HANOVER501(c)(3)
- 17 LINCOLN STREETEIN 01-0456661BRUNSWICK501(c)(3)
- 1907 FIRE SOCIETYEIN 26-4109152OLD ORCHD BCH501(c)(3)
- THE 1932 CRITERION THEATREEIN 20-3267346BAR HARBOR501(c)(3)
- 1ST RESPONDER WELLNESSEIN 99-2100142SCARBOROUGH501(c)(3)
- 1ST STEPS FOR VETSEIN 47-2030554S PORTLAND501(c)(3)
- 211 MAINE INCEIN 30-0194364PORTLAND501(c)(3)
- 240 STRINGSEIN 81-2603612PORTLAND501(c)(3)
- 25 DAYS OF KINDNESSEIN 93-1368675HOLDEN501(c)(3)
- 2STRONG2SILENCE INCEIN 33-3929522BRIDGTON501(c)(3)
- 3 DOGS RESCUEEIN 47-2457021BERWICK501(c)(3)
- 3 LEVEL FARM COMMUNITY SOLAR ASSOCIATIONEIN 81-4049015YORK501(c)(12)
- 30 MILE RIVER WATERSHED ASSOCIATIONWATERSHED ASSOCIATIONEIN 26-1526329MOUNT VERNON501(c)(3)
- 317 MAIN ST COMMUNITY MUSIC CENTER INCEIN 20-1424631YARMOUTH501(c)(3)
- 32 BAR BLUES FOUNDATIONEIN 85-3907600PORTLAND501(c)(3)
- 3I HOUSING OF MAINE3I HOMEEIN 85-2568325DURHAM501(c)(3)
- 3LEVELSORGEIN 26-4027170PORTLAND501(c)(3)
- 3RIVERS INCEIN 01-0371245WESTBROOK501(c)(3)
- 4 DIRECTIONS INTERTRIBAL POW WOWEIN 33-2382219DIXFIELD501(c)(3)
- 4-H CLUBS & AFFILIATED 4-H ORGANIZATIONSPINE TREE STATE 4-H CLUB FOUNDATIONEIN 01-6011487ORONO501(c)(3)
- 470 RAILROAD CLUB INCEIN 01-6020446S FREEPORT501(c)(3)
- 4R ANIMAL SHELTEREIN 45-0952253LEE501(c)(3)
- 57 STALLIONS YOUTH BASKETBALL ASSOCIATIONEIN 46-2402778ALFRED501(c)(3)
- 6TH DISTRICT MASONIC ASSOCIATIONEIN 93-4070952BANGOR501(c)(3)
- 7 LAKES ALLIANCEEIN 04-3047156BELGRADE LKS501(c)(3)
- 7-TREE FCEIN 84-2167286ROCKLAND501(c)(3)
- THE 7TH POWER INCEIN 46-3891460CASCO501(c)(3)
- 82PARRISEIN 33-4472005PORTLAND501(c)(3)
- 911 NEVER FORGETEIN 93-1972789WOOLWICH501(c)(3)
A
- A BRIGHT FUTUREEIN 45-5563665PORTLAND501(c)(3)
- A C E MENTORING OF MAINE INCMAINEEIN 26-3897938PORTLAND501(c)(3)
- A CARING COMMUNITYFABULOUS FINDEIN 27-2959740KITTERY501(c)(3)
- A CLIMATE TO THRIVEEIN 81-0836597MOUNT DESERT501(c)(3)
- A COMPANY OF GIRLSEIN 05-0631726PORTLAND501(c)(3)
- A FRESH START INCEIN 01-0515878SOUTH PORTLAND501(c)(3)
- A HOUSE FOR MEEIN 81-2080635KITTERY501(c)(3)
- A LIFE LINEEIN 46-4695836SMYRNA501(c)(3)
- A PAW IN THE DOOR INCEIN 01-0502866BATH501(c)(3)
- A PLACE TO START INCEIN 45-5618114KENNEBUNK501(c)(3)
- A RUNNING PASSIONEIN 82-0868883BIDDEFORD501(c)(3)
- AARON A AND MARIA H PUTNAM FAMILY CHARITABLE TRUSTEIN 27-2844121HOULTON501(c)(3)
- ABACUNGUWE FAMILY FOUNDATIONEIN 99-4239307BIDDEFORD501(c)(3)
- ABBA A WOMENS RESOURCE CENTEREIN 01-0499592PORTLAND501(c)(3)
- ABBAGADASSETT FOUNDATION INCEIN 82-1749192BOWDOINHAM501(c)(3)
- ABBE MUSEUMEIN 01-0211777BAR HARBOR501(c)(3)
- ABBOT EVANGELICAL FREE CHURCHEIN 01-0375507ABBOT501(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.