Nonprofits in District of Columbia
34209 organizations · Page 580 of 685
| Organization | City | NTEE | Type |
|---|---|---|---|
| SIGMA GAMMA RHO SORORITY INC | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA GAMMA RHO SORORITY INC | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA GAMMA RHO SORORITY INC | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA INC | WASHINGTON | B99 | 501C3 CHARITY |
| SIGMA NU FRATERNITY | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA NU FRATERNITY | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA OMEGA ALPHA FRATERNITY INC | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA PHI ALPHA DENTAL HYGIENE HONOR SOCIETY | WASHINGTON | B83 | 501C3 CHARITY |
| SIGMA PHI EPSILON FRATERNITY INC | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA PHI EPSILON FRATERNITY INC | WASHINGTON | B834 | 501CX NONPROFIT |
| SIGMA PHI EPSILON FRATERNITY INC | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA PHI EPSILON FRATERNITY INC | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA PHI EPSILON FRATERNITY INC | WASHINGTON | 501CX NONPROFIT | |
| SIGMA PSI ZETA INCORPORATED | WASHINGTON | B83 | 501CX NONPROFIT |
| SIGMA THETA TAU INC | WASHINGTON | B83 | 501C3 CHARITY |
| SIGMA THETA TAU INC | WASHINGTON | B83 | 501C3 CHARITY |
| SIGMA THETA TAU INC | WASHINGTON | B83 | 501C3 CHARITY |
| SIGMA THETA TAU INTERNATIONAL INC | WASHINGTON | B832 | 501C3 CHARITY |
| SIGMA THETA TAU INTERNATIONAL INC | WASHINGTON | B83 | 501C3 CHARITY |
| SIGN OF JONAH ACCUPUNCTURE CLINIC INC | WASHINGTON | E30 | 501C3 CHARITY |
| SIGN OF THE TIMES CULTURAL WORKSHOP & GALLERY INC | WASHINGTON | A250 | 501C3 CHARITY |
| SIGN PERFORMING ARTISTS INC | WASHINGTON | A60 | 501C3 CHARITY |
| SIKH AMERICAN LEGAL DEFENSE AND EDUCATION FUND INC | WASHINGTON | R30 | 501C3 CHARITY |
| SIKH FREE PRESS | WASHINGTON | R20 | 501C3 CHARITY |
| SIKHS FOR JUSTICE INTERNATIONAL | WASHINGTON DC | Q70 | 501C3 CHARITY |
| SILENCE KILLS | WASHINGTON | A99 | 501C3 CHARITY |
| SILENT AUCTIONEERORG INC | WASHINGTON | T30 | 501C3 CHARITY |
| SILENT GUEST FOUNDATION INC | WASHINGTON | T20 | 501CX NONPROFIT |
| SILENT HOIST & CRANE COMPANY MATERIAL PRIZE HANDLING AWARD | WASHINGTON | A60 | 501CX NONPROFIT |
| SILENT PARTNERS | WASHINGTON | T30 | 501C3 CHARITY |
| SILICON LOBBY | WASHINGTON | 501C3 CHARITY | |
| SILKROAD EDUCATION AND CULTURE FOUNDATION OF AMERICA | WASHINGTON DC | B11 | 501C3 CHARITY |
| SILOAM INTEGRATED CHILDREN SUPPORT CHARITY | WASHINGTON DC | Q33 | 501C3 CHARITY |
| SILVER INSTITUTE INC | WASHINGTON | S41 | 501CX NONPROFIT |
| SILVER-BURSTEIN FOUNDATION | WASHINGTON | T20 | 501CX NONPROFIT |
| SILVERADO POLICY ACCELERATOR INC | WASHINGTON | W05 | 501C3 CHARITY |
| SILVERLINING INC | WASHINGTON | U11 | 501C3 CHARITY |
| SIMBA DOJANG FURMAN MARSHALL | WASHINGTON | N01 | 501C3 CHARITY |
| SIMCHA BBG | WASHINGTON | B99 | 501C3 CHARITY |
| SIMON & RUTH WAGMAN CHARITABLE FOUNDATION INC | WASHINGTON | T20 | 501CX NONPROFIT |
| SIMON WIESENTHAL AZA 2525 | WASHINGTON | B99 | 501C3 CHARITY |
| SIMPLY SUSTAINED | WASHINGTON | C02 | 501C3 CHARITY |
| SINAI ASSISTED HOUSING FOUNDATION INC | WASHINGTON | L112 | 501C3 CHARITY |
| SINAI HOUSE A K A RAPHAEL HOUSE | WASHINGTON | P70 | 501C3 CHARITY |
| SINCERE INC | WASHINGTON | L41 | 501C3 CHARITY |
| SINCERE SEVEN | WASHINGTON | J01 | 501C3 CHARITY |
| SINDHI FOUNDATION INC | WASHINGTON | A23 | 501C3 CHARITY |
| SINGA INC | WASHINGTON | Z99 | 501C3 CHARITY |
| SINGERS STUDIO ASSOCIATION | WASHINGTON | A6B | 501CX NONPROFIT |
| SINGING A-Z | WASHINGTON | A68 | 501C3 CHARITY |