| Name of Organization | Year Org. | No. of Members at Organ. | No. of Members in 1938 | Percent American born | Percent Non- Landsleit | Keyword | Order No. | Page No. |
| Bnai v'Bnoth Yehuda Anshei Akmian | 1923 | 100 | 5 | 10 | Akmian | 104 | 253 | |
| Bnai v'Bnoth Yehuda Anshei Akmian Frauen Aux. | 1928 | 14 | 75 | 3 | 10 | Akmian | 105 | 253 |
| Erste Alexandrier Ind. Ass'n., Cherson | 1920 | 7 | 72 | 7 | 7 | Alexandrier | 75 | 251 |
| Friends of Alexandrovsk Ben. Soc. | 1926 | 7 | 60 | 5 | 5 | Alexandrovsker | 76 | 251 |
| Alexandrovsker Prog. Ben. Soc. | 1908 | 10 | 80 | 15 | 50 | Alexandrovsker | 77 | 251 |
| Alkeniker Benevolent Society | 1906 | 15 | 65 | 15 | 2 | Alkeniker | 78 | 252 |
| Erster Altshteter K.U.V. | 1900 | 12 | 191 | 15 | 5 | Altshteter | 74 | 251 |
| Amdurer Benevolent Society | 1912 | 17 | 165 | 15 | 30 | Amdurer | 79 | 252 |
| Amdurer Frauen Auxiliary | 1928 | 20 | 50 | 30 | Amdurer | 80 | 252 | |
| Amschenover Independent Benevolent Society | 1916 | 20 | 200 | 5 | 5 | Amschenover | 82 | 252 |
| Anikster Ladies Auxiliary | 1938 | 10 | 70 | Anikster | 85 | 252 | ||
| Chevra Bnai Pischei Tshuvo Anshei Anikst | 1887 | 25 | 80 | 5 | 10 | Anikster | 86 | 252 |
| Anikster Benevolent Association | 1898 | 10 | 175 | 15 | 5 | Anikster | 87 | 252 |
| Antipoler Unterstützung Verein, Grodno | 1904 | 13 | 70 | 15 | 2 | Antipoler | 83 | 252 |
| Antipolier Society of Harlem | 1909 | 23 | 97 | 10 | Antipoler | 84 | 252 | |
| Cong. Bnai Yechiel Ashkenazi | 1928 | 7 | 40 | Ashkenazi | 117 | 254 | ||
| Oestereicher Handwerker K.U.V. | 1894 | 10 | 45 | 25 | 26 | Austria | 1242 | 327 |
| Anshe Oestreich Ungarn, Sfard | 1902 | 40 | 150 | Austria | 1243 | 327 | ||
| Austrian Workers' Building Verein, Br. 42, W.C. | 1903 | 40 | 360 | 5 | Austria | 1244 | 327 | |
| Cong. Anshe Azaritz | 1928 | 84 | 150 | 8 | Azaritz | 54 | 250 | |
| Azheraner Prog. K.U.V. | 1908 | 7 | 135 | 20 | Azheraner | 58 | 250 | |
| Erste Azheraner Prog. Ladies Auxiliary | 1929 | 34 | 65 | 10 | Azheraner | 59 | 250 | |
| Erster Azipoler K.U.V. | 1921 | 17 | 53 | 20 | Azipoler | 57 | 250 | |
| Erste Bacauer Kranken Unter. Verein | 1903 | 52 | 52 | Bacauer | 149 | 256 | ||
| Baku-Rumanian Ladies Benevolent Society | 1915 | 12 | 60 | 5 | 30 | Baku | 150 | 256 |
| Balbirishker Brotherhood Ben. Society, Kovna | 1921 | 100 | 45 | 10 | Balbirisher | 137 | 255 | |
| Balter Benevolent Cong. | 1898 | 7 | 260 | 5 | 5 | Balter | 142 | 256 |
| Balter Ladies Auxiliary and Cong. | 1934 | 40 | 100 | Balter | 143 | 256 | ||
| Baltic Branch 33, W.C. | 1911 | 15 | 120 | 10 | 5 | Baltic | 138 | 255 |
| Baltic Ladies Club Br. 33, W.C. | 1931 | 4 | 45 | Baltic | 139 | 255 | ||
| Chevra Bikor Cholim Bnai Israel Anshe Baranow | 1888 | 30 | 220 | 15 | 25 | Baranow | 151 | 256 |
| Baranowitcher-Lechowitcher and Mirer Branch 260, W.C. | 1909 | 30 | 100 | Baranowitcher Lechowitcher | 152 | 256 | ||
| Ind. Barar Kranken Unt. Verein, Podolie | 1913 | 12 | 153 | 20 | Barar | 153 | 256 | |
| Erste Independent Barer Ladies Auxiliary | 1929 | 8 | 60 | 50 | 10 | Barer | 164 | 257 |
| Erste Beitcher Kranken Unt. Verein | 1903 | 8 | 132 | 10 | 2 | Beitcher | 224 | 261 |
| Beitcher Ladies Auxiliary | 1934 | 50 | 55 | 50 | 25 | Beitcher | 225 | 261 |
| Erste Beitcher Sisters, Frauen Auxiliary | 1932 | 7 | 60 | 25 | 40 | Beitcher | 226 | 261 |
| First Beitcher K.U.V. | 1906 | 20 | 115 | 3 | 5 | Beitcher | 278 | 265 |
| Ind. Belchatover Young Men's Ben. Society | 1911 | 7 | 100 | 5 | 35 | Belchatover | 252 | 263 |
| Belchatover Kranken Unt. Verein | 1900 | 40 | 175 | 5 | 10 | Belchatover | 253 | 263 |
| Erste Belizerka Volyner Ben. Society | 1921 | 11 | 95 | 30 | 10 | Belizerka | 234 | 262 |
| Erster Belzer Bessarabier Kranken Unt. Verein | 1900 | 28 | 180 | Belzer | 249 | 263 | ||
| Ladies Auxiliary of Belzer Bessarabier Benevolent Society | 1930 | 15 | 60 | Belzer | 250 | 263 | ||
| Erster Belzycer Unterstützung Verein | 1913 | 15 | 55 | 30 | Belzycer | 251 | 263 | |
| Ind. Benderer Ben. Ass'n. | 1908 | 14 | 154 | 5 | 3 | Benderer | 256 | 263 |
| Benderer Prog. Ladies Auxiliary | 1932 | 8 | 40 | 12 | 4 | Benderer | 257 | 263 |
| Fraternal Order of Bendiner Sosnowicer Society, Inc. | 1928 | 25 | 125 | 50 | Bendiner Sosnowiczer | 254 | 263 | |
| Bendiner-Sosnowicer-Dombrower Patronat | 1933 | Bendiner Sosnowiczer Dombrower | 255 | 263 | ||||
| Berditchever Ben. Ass'n., Kiev | 1905 | 12 | 160 | 9 | 10 | Berditchever | 269 | 264 |
| Berditchever Young Men's Soc., Inc., Kiev | 1902 | 25 | 250 | 25 | 4 | Berditchever | 270 | 264 |
| Independent Berditchever Ladies Society | 1914 | 12 | 60 | 10 | Berditchever | 271 | 264 | |
| Berditchever Young Ladies Auxiliary | 1937 | 15 | 55 | Berditchever | 272 | 264 | ||
| Berditchever Ladies Society of Brooklyn | 1915 | 8 | 65 | 20 | Berditchever | 273 | 264 | |
| Berditchever Branch 84, W.C. | 1908 | 25 | 350 | 5 | 10 | Berditchever | 274 | 264 |
| Berditchever Frauen Club Branch 84, W.C. | 1935 | 30 | 130 | 5 | 10 | Berditchever | 275 | 264 |
| Berditchever Branch 4, I.W.O. | 1930 | 60 | 310 | 10 | 80 | Berditchever | 276 | 264 |
| Erster Bereg Munkascer K.U.V. | 1901 | 6 | 900 | 10 | 40 | Bereg | 282 | 265 |
| Bereziner Aid Society | 1896 | 7 | 400 | 5 | Bereziner | 283 | 265 | |
| Bereziner K.U.V., Minsk | 1902 | 17 | 350 | 6 | 5 | Bereziner | 284 | 265 |
| Berlader Chevra Anshei Rumania | 1908 | 10 | 50 | Berlader | 280 | 265 | ||
| Berlader Chevra Anshei Rumania Frauen Auxiliary | 1928 | 12 | 50 | Berlader | 281 | 265 | ||
| Berlander Anshei Rumania | 1908 | 20 | 40 | Berlander | 279 | 265 | ||
| Bershader Benevolent Society | 1912 | 10 | 150 | 7 | 2 | Bershader | 285 | 265 |
| Bershader Ladies Auxiliary | 1928 | 12 | 45 | Bershader | 286 | 265 | ||
| Bertcher Young Men's Ben. Soc. | 1897 | 30 | 80 | 6 | 25 | Bertcher | 277 | 265 |
| Independent New-Bessarabier Ben. Society | 1908 | 30 | 90 | 20 | Bessarabier | 258 | 263 | |
| Bessarabier Young Men's Ben. Educational Club | 1903 | 12 | 311 | 10 | Bessarabier | 259 | 263 | |
| Bessarabier Ladies Ben. Society | 1897 | 20 | 30 | 33 | Bessarabier | 260 | 263 | |
| Agudas Tipheres Israel Anshe Bessarabia | 1921 | 80 | 22 | 10 | Bessarabier | 261 | 263 | |
| Bessarabier Branch 440, J.N.W.A. | 1935 | 7 | 60 | 10 | 40 | Bessarabier | 262 | 264 |
| Ladies Club of Bessarabier Branch 440, J.N.W.A. | 1937 | 5 | 28 | Bessarabier | 263 | 264 | ||
| Bessarabier Branch 2, I.W.O. | 1930 | 130 | 300 | 5 | 25 | Bessarabier | 264 | 264 |
| Bessarabier Branch 402, I.W.O. | 1938 | 120 | 130 | 10 | 35 | Bessarabier | 265 | 264 |
| Bronx Bessarabier Branch 302, I.W.O. | 1930 | 500 | 650 | 10 | Bessarabier | 266 | 264 | |
| Prospect Bessarabier Branch 102, I.W.O. | 1929 | 173 | 300 | 5 | 10 | Bessarabier | 267 | 264 |
| Bessarabier Frauen Circle of Branch 402, I.W.O. | 1938 | 18 | 32 | Bessarabier | 268 | 264 | ||
| Bialer Prog. Frauen Society | 1936 | 12 | 50 | Bialer | 218 | 261 | ||
| Bialer Ladies Auxiliary | 1936 | 15 | 40 | Bialer | 219 | 261 | ||
| Bialer-Mezeritcher Branch 226, W.C. | 1910 | 27 | 235 | 18 | Bialer | 220 | 261 | |
| Bialer Branch 106, I.W.O. | 1931 | 25 | 195 | 30 | 25 | Bialer | 221 | 261 |
| Bialer Aid Committee | 1931 | 6 | 74 | 6 | Bialer | 222 | 261 | |
| Bialer Unterstützung Verein | 1913 | 25 | 130 | 5 | 2 | Bialer | 223 | 261 |
| Erste Bialykamin Aid Society | 1898 | 7 | 175 | 15 | 6 | Bialykamin | 217 | 261 |
| Benevolent Ind. Ahavath Achim Soc., Inc., Bialystok | 1934 | 110 | 85 | 5 | Bialystoker | 190 | 259 | |
| Bialystoker Bikurer Cholim of Brooklyn | 1886 | 11 | 473 | 40 | Bialystoker | 191 | 259 | |
| Bialystoker Cutters Club | 1898 | 15 | 300 | 20 | Bialystoker | 192 | 259 | |
| Bialystoker Young Men's Association | 1936 | 63 | 286 | 28 | 10 | Bialystoker | 193 | 259 |
| Bialystoker Unterstützung Verein Somach Noflim | 1906 | 22 | 500 | 32 | 20 | Bialystoker | 194 | 259 |
| Bialystoker League of the Bronx | 1937 | 62 | 200 | 17 | 5 | Bialystoker | 195 | 259 |
| Bialystoker Center and Bikur Cholim | 1897 | 300 | 3000 | 33 | Bialystoker | 196 | 259 | |
| Ahavath Achim Anshei Bialystok | 1886 | 9 | 100 | 25 | Bialystoker | 197 | 259 | |
| Beth Haknesses Anshei Bialystok | 1877 | 25 | 210 | 25 | 40 | Bialystoker | 198 | 259 |
| Bialystoker Moshev Zkenim | 1927 | 2500 | 45 | 5 | Bialystoker | 199 | 259 | |
| Bialystoker Painters Club | 1935 | 22 | 118 | 12 | Bialystoker | 200 | 259 | |
| Bialystoker Cloaks Operators | 1935 | 85 | 300 | 5 | 5 | Bialystoker | 201 | 260 |
| Bialystoker Unt. Verein of Brooklyn | 1902 | 17 | 210 | 35 | 15 | Bialystoker | 202 | 260 |
| Bialystoker Brotherly Love Association | 1890 | 35 | 318 | 35 | 15 | Bialystoker | 203 | 260 |
| Bialystoker Bricklayer's Association | 1905 | 11 | 233 | 20 | 10 | Bialystoker | 204 | 260 |
| Young Women's League of Bialystoker Center | 1936 | 30 | 155 | Bialystoker | 205 | 260 | ||
| Ladies Aux. of Bialystoker Bikur Cholim of Brooklyn | 1902 | 15 | 350 | 15 | 10 | Bialystoker | 206 | 260 |
| Bialystoker Ladies Aux. of Boro Park | 1937 | 18 | 120 | 45 | 10 | Bialystoker | 207 | 260 |
| Bialystoker Ladies Auxiliary | 1923 | 23 | 1500 | 18 | Bialystoker | 208 | 260 | |
| Ladies Aux. of Bialystoker Young Men's | 1934 | 72 | 400 | 25 | 50 | Bialystoker | 209 | 260 |
| Bialystoker Ladies Aid Soc. of Harlem and Bronx | 1909 | 40 | 210 | 25 | Bialystoker | 210 | 260 | |
| Bialystoker Branch 88, W.C. | 1905 | 25 | 620 | 18 | 35 | Bialystoker | 211 | 260 |
| Bialystoker Young Circle Branch 1088, W.C. | 1931 | 50 | 60 | Bialystoker | 212 | 260 | ||
| Bialystoker Relief Committee | 1938 | 150 | 25 | Bialystoker | 213 | 260 | ||
| Bialystoker Relief Com. for Political Prisoners | 1932 | 7 | Bialystoker | 214 | 260 | |||
| Bialystoker Relief Ladies Aux. | 1935 | 7 | 75 | 12 | Bialystoker | 215 | 260 | |
| Independent Bialystoker Unterstützung Verein | 1910 | 25 | 170 | 10 | 10 | Bialystoker | 216 | 260 |
| Bichover Society, Inc., Mohilev | 1920 | 12 | 105 | 5 | 5 | Bichover | 227 | 261 |
| Independent Bichover Verein | 1916 | 14 | 3 | 15 | Bichover | 228 | 261 | |
| Ind. Belotzerkower Young Men's K.U. Verein | 1915 | 12 | 70 | 15 | 2 | Bielotzerkower | 237 | 262 |
| Bielotzerkower Ladies Auxiliary | 1933 | 15 | 30 | Bielotzerkower | 238 | 262 | ||
| Bielotzerkower Branch 417, W.C. | 1912 | 100 | 5 | 10 | Bielotzerkower | 239 | 262 | |
| Bielotzerkower Branch 17, I.W.O. | 1930 | 30 | 215 | 5 | 60 | Bielotzerkower | 240 | 262 |
| Bielsker Bruderlicher Unterstützung Verein | 1888 | 12 | 300 | 20 | Bielsker | 241 | 262 | |
| Bielsker Ladies Auxiliary of Bielsker Unterstützung Verein | 1936 | 60 | 80 | 5 | Bielsker | 242 | 262 | |
| Chevra Ahavath Achim Misilath Israel Anshei Bielsk | 1890 | 40 | 75 | Bielsker | 243 | 262 | ||
| Bielsker Branch 338, W.C. | 1909 | 25 | 150 | 4 | Bielsker | 244 | 262 | |
| Bielsker Frauen Club Branch 338, W.C. | 1936 | 7 | 35 | 11 | Bielsker | 245 | 262 | |
| Bieshenkowich-Chashniker Branch 423, W.C. | 1910 | 28 | 131 | 10 | 10 | Bieshenkowich Chasniker | 246 | 262 |
| Bieshenkowich-Chashniker Frauen Club Branch 423, W.C. | 1936 | 15 | 50 | Bieshenkowich Chasniker | 247 | 263 | ||
| Independent Bilader Society | 1908 | 9 | 100 | 40 | 25 | Bilader | 229 | 261 |
| Erste Ind. Bilgorayer Ben. Soc. | 1900 | 25 | 120 | 5 | 7 | Bilgorayer | 230 | 261 |
| Bilgorayer Prog. Young Men's Branch 570, W.C. | 1915 | 12 | 32 | 1 | 3 | Bilgorayer | 231 | 261 |
| Bilgorayer Ladies Auxiliary | 1936 | 50 | 55 | 5 | Bilgorayer | 232 | 262 | |
| Ind. Bilgorayer Aid Verein, Inc. | 1915 | 15 | 125 | 18 | 25 | Bilgorayer | 233 | 262 |
| Bisker Bnai Brith Kranken Unt. Verein | 1911 | 10 | 110 | 15 | 10 | Bisker | 235 | 262 |
| Bisker Relief Committee | 1916 | 7 | 250 | Bisker | 236 | 262 | ||
| Erste Prog. Bloyner Society | 1926 | 20 | 45 | 10 | 3 | Bloyner | 248 | 263 |
| Bobrker Young Men's Benevolent Society | 1908 | 12 | 120 | 10 | 10 | Bobrker | 126 | 255 |
| Erste Bobrker Ladies Relief Auxiliary | 1938 | 8 | 49 | Bobrker | 127 | 255 | ||
| Congregation Anshe Bobruisk | 1899 | 17 | 315 | 15 | 50 | Bobruisker | 121 | 254 |
| Ladies Aux. Anshe Bobruisk | 1927 | 3 | 40 | Bobruisker | 122 | 254 | ||
| Bobroisker Prog. Branch 471, W.C. | 1910 | 25 | 88 | 20 | 75 | Bobruisker | 123 | 254 |
| Bobroisker Branch 206, W.C. | 1908 | 25 | 400 | 3 | Bobruisker | 124 | 254 | |
| Bobroisker Ladies Club Br. 206, W.C. | 1930 | 40 | 90 | 10 | Bobruisker | 125 | 255 | |
| Bodker Young Men's Aid Association | 1906 | 7 | 90 | 15 | Bodker | 129 | 255 | |
| Bogopolier Unterstützung Verein | 1893 | 7 | 400 | 10 | 10 | Bogopolier | 128 | 255 |
| Bohorotchaner Kranken Unt. Verein | 1901 | 40 | 300 | 10 | Bohorotchaner | 130 | 255 | |
| Bohorotchaner Frauen Kranken Unt. Verein | 1922 | 12 | 80 | Bohorotchaner | 131 | 255 | ||
| Chevra Rodfei Zedek Anshei Bolshowce | 1891 | 15 | 180 | 5 | 2 | Bolshowce | 144 | 256 |
| Bolshweczer Kranken Unterstützung Verein | 1909 | 25 | 80 | 30 | Bolshweczer | 145 | 256 | |
| Erster Bonilover-Uspaser, Bukoviner K.U.V. | 1914 | 25 | 100 | 5 | 5 | Bonilover Uspaser | 146 | 256 |
| Erste Borislaver Young Ladies Kranken Unt. Verein | 1906 | 100 | 32 | Borislaver | 162 | 257 | ||
| Borislaver Branch 49, W.C. | 1904 | 33 | 230 | 7 | 50 | Borislaver | 163 | 257 |
| Independent Borisover Benevolent Ass'n. | 1916 | 90 | 120 | 5 | 25 | Borisover | 154 | 256 |
| Borisover Young Friends Ben. Ass'n., Minsk | 1914 | 25 | 120 | 10 | 10 | Borisover | 155 | 256 |
| Independent Borisover Young Men's Benevolent Association | 1908 | 10 | 140 | 20 | 25 | Borisover | 156 | 256 |
| Cong. Anshei Borisov of the Bronx | 1924 | 18 | 65 | 3 | 30 | Borisover | 157 | 257 |
| Cong. Anshei Borisov of the Bronx | 1910 | 45 | 23 | Borisover | 158 | 257 | ||
| Borisover Progressive Society Branch 183, W.C. | 1907 | 27 | 170 | 10 | 25 | Borisover | 159 | 257 |
| Borisover-Kaliboloter Branch 354, W.C. | 1910 | 75 | 84 | 6 | Borisover | 160 | 257 | |
| Borisover Ladies Branch 183, W.C. | 1930 | 25 | 50 | 25 | Borisover | 161 | 257 | |
| Boslover Benevolent Ass'n. | 1900 | 15 | 400 | 25 | 5 | Boslover | 147 | 256 |
| Boslover Ladies Auxiliary | 1935 | 3 | 80 | Boslover | 148 | 256 | ||
| Botko Unterstützung Verein | 1890 | 12 | 166 | 25 | 10 | Botko | 136 | 255 |
| United Botoshaner American Bros. Ben. Ass'n. | 1904 | 10 | 171 | 17 | 10 | Botoshaner | 132 | 255 |
| Erster Botoshaner K.U.V. | 1900 | 50 | 250 | 10 | Botoshaner | 133 | 255 | |
| United Botoshaner Frauen Auxiliary | 1929 | 10 | 45 | 10 | Botoshaner | 134 | 255 | |
| Botoshaner Young Ben's Benevolent Ass'n. | 1909 | 10 | 150 | 15 | 25 | Botoshaner | 135 | 255 |
| Brainsker Young Men's Ben. Ass'n. | 1904 | 10 | 225 | 8 | 15 | Brainsker | 298 | 266 |
| Brainsker Young Men's Ben. Ass'n., Grodno | 1910 | 20 | 85 | 10 | 60 | Brainsker | 299 | 266 |
| Brainsker Brothers Aid Society | 1894 | 10 | 135 | 15 | Brainsker | 303 | 266 | |
| Brainsker Ladies Auxiliary | 1937 | 14 | 78 | 50 | 50 | Brainsker | 304 | 266 |
| Brainsker Rodef Sholom Cong. | 1890 | 25 | 50 | 40 | 5 | Brainsker | 305 | 266 |
| Erster Bratslawer-Podolier K.U.V. | 1914 | 7 | 155 | 7 | 2 | Bratslawer | 291 | 265 |
| Erste Bratslawer-Podolier Frauen Auxiliary | 1931 | 25 | 100 | 5 | 20 | Bratslawer | 292 | 265 |
| Brecher Relief | 1934 | 10 | 60 | Brecher | 319 | 267 | ||
| Anshei Brezower-Brok Kranken U.V. | 1900 | 20 | 150 | 10 | 20 | Brezower Brok | 317 | 267 |
| Erster Briczaner Unterstützung Verein | 1895 | 15 | 300 | 5 | 33 | Briczaner | 301 | 266 |
| Brisker Unt. Verein | 1890 | 10 | 500 | 10 | 3 | Brisker | 306 | 266 |
| Brisker Ladies Ben. Ass'n. | 1901 | 10 | 45 | 30 | Brisker | 307 | 266 | |
| Brisker Branch 87, W.C. | 1905 | 28 | 100 | 50< |