| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Bahia | city | Puerto Rico | United States | 17.97 | -66.91 | 351 | |
| Bahia Guayanilla 2 | city | Puerto Rico | United States | 18.02 | -66.77 | 255 | |
| Bairoa | city | Puerto Rico | United States | 18.26 | -66.04 | 170 | |
| Bairoa Golden Gate | city | Puerto Rico | United States | 18.26 | -66.05 | 203 | |
| Bairoa La Veinticinco Comunidad | city | Puerto Rico | United States | 18.26 | -66.02 | 144 | |
| Bajadero | city | Puerto Rico | United States | 18.43 | -66.68 | 285 | |
| Bajadero Comunidad | city | Puerto Rico | United States | 18.42 | -66.68 | 334 | |
| Bajamonas | city | Puerto Rico | United States | 18.40 | -66.16 | 36 | |
| Bajandas | city | Puerto Rico | United States | 18.16 | -65.78 | 88 | |
| Bajandas Comunidad | city | Puerto Rico | United States | 18.16 | -65.78 | 88 | |
| Balboa | city | Puerto Rico | United States | 18.20 | -67.13 | 239 | |
| Baldorioty de Castro | city | Puerto Rico | United States | 18.01 | -66.63 | 36 | |
| Baldrich | city | Puerto Rico | United States | 18.41 | -66.06 | 72 | |
| Ballajá | city | Puerto Rico | United States | 18.08 | -67.14 | 344 | |
| Ballajá | city | Puerto Rico | United States | 18.43 | -66.63 | 830 | |
| Balneario de Caña Gorda | city | Puerto Rico | United States | 17.95 | -66.88 | 0 | |
| Banuchi (historical) | city | Puerto Rico | United States | 18.50 | -67.01 | 183 | |
| Barahona | city | Puerto Rico | United States | 18.35 | -66.45 | 830 | |
| Barahona Comunidad | city | Puerto Rico | United States | 18.35 | -66.44 | 830 | |
| Baralt | city | Puerto Rico | United States | 18.34 | -65.66 | 29 | |
| Barcelona | city | Puerto Rico | United States | 18.20 | -67.14 | 160 | |
| Barceloneta | city | Puerto Rico | United States | 18.45 | -66.54 | 16 | |
| Barceloneta Zona Urbana | city | Puerto Rico | United States | 18.45 | -66.54 | 16 | |
| Barinas | city | Puerto Rico | United States | 18.01 | -66.84 | 364 | |
| Barranca | city | Puerto Rico | United States | 18.46 | -66.75 | 95 | |
| Barrancas | city | Puerto Rico | United States | 18.22 | -66.31 | 2053 | |
| Barrancas | city | Puerto Rico | United States | 17.95 | -66.13 | 3 | |
| Barranquitas | city | Puerto Rico | United States | 18.19 | -66.31 | 1807 | |
| Barranquitas Zona Urbana | city | Puerto Rico | United States | 18.18 | -66.31 | 1807 | |
| Barriada Aguilar | city | Puerto Rico | United States | 18.49 | -66.82 | 91 | |
| Barriada Buenos Aires | city | Puerto Rico | United States | 18.20 | -65.74 | 9 | |
| Barriada Chinto Rodon | city | Puerto Rico | United States | 18.34 | -66.99 | 295 | |
| Barriada Clan | city | Puerto Rico | United States | 18.48 | -66.82 | 91 | |
| Barriada Clark | city | Puerto Rico | United States | 18.31 | -65.30 | 16 | |
| Barriada El Caribe | city | Puerto Rico | United States | 17.98 | -66.62 | 9 | |
| Barriada Jaime L Drew | city | Puerto Rico | United States | 18.03 | -66.62 | 121 | |
| Barriada La Rivera | city | Puerto Rico | United States | 18.18 | -65.86 | 830 | |
| Barriada Marin | city | Puerto Rico | United States | 17.97 | -66.11 | 59 | |
| Barriada Monserrate | city | Puerto Rico | United States | 17.97 | -66.41 | 26 | |
| Barriada Monte Santo | city | Puerto Rico | United States | 18.13 | -65.45 | 295 | |
| Barriada Polvorin | city | Puerto Rico | United States | 18.11 | -66.16 | 1669 | |
| Barriada Rodriguez | city | Puerto Rico | United States | 18.16 | -66.72 | 2509 | |
| Barriada Sambrana | city | Puerto Rico | United States | 18.08 | -66.36 | 830 | |
| Barriada San Jose | city | Puerto Rico | United States | 18.44 | -66.49 | 177 | |
| Barriada San Luis | city | Puerto Rico | United States | 18.08 | -66.35 | 830 | |
| Barriada San Nicholas | city | Puerto Rico | United States | 18.35 | -66.00 | 209 | |
| Barriada Texas | city | Puerto Rico | United States | 18.08 | -66.37 | 416 | |
| Barriada Tomei | city | Puerto Rico | United States | 18.04 | -67.06 | 88 | |
| Barriada Vega | city | Puerto Rico | United States | 18.16 | -66.72 | 2509 | |
| Barriada Viera | city | Puerto Rico | United States | 18.33 | -65.65 | 16 | |
| Barrio Colo | city | Puerto Rico | United States | 18.40 | -65.99 | 45 | |
| Barrio Guayabo | city | Puerto Rico | United States | 18.37 | -67.20 | 45 | |
| Barrio Guaypao | city | Puerto Rico | United States | 17.96 | -66.93 | 223 | |
| Barrio Indios | city | Puerto Rico | United States | 17.99 | -66.81 | 3 | |
| Barrio Limones | city | Puerto Rico | United States | 18.27 | -65.66 | 265 | |
| Barrio Nuevo | city | Puerto Rico | United States | 18.28 | -66.19 | 1669 | |
| Barrrio Catalana | city | Puerto Rico | United States | 18.45 | -66.54 | 16 | |
| Bartolo | city | Puerto Rico | United States | 18.36 | -65.84 | 118 | |
| Bartolo Comunidad | city | Puerto Rico | United States | 18.36 | -65.84 | 118 | |
| Basilo Davila | city | Puerto Rico | United States | 18.39 | -66.05 | 180 | |
| Bay View | city | Puerto Rico | United States | 18.45 | -66.13 | 0 | |
| Bayamon | city | Puerto Rico | United States | 18.18 | -66.11 | 1669 | |
| Bayamoncito | city | Puerto Rico | United States | 18.24 | -66.17 | 1669 | |
| Bayamón | city | Puerto Rico | United States | 18.40 | -66.16 | 36 | |
| Bayamón Comunidad | city | Puerto Rico | United States | 18.18 | -66.11 | 1669 | |
| Bayamón Gardens | city | Puerto Rico | United States | 18.38 | -66.18 | 108 | |
| Bayamón Zona Urbana | city | Puerto Rico | United States | 18.38 | -66.16 | 55 | |
| Bayaney | city | Puerto Rico | United States | 18.37 | -66.79 | 935 | |
| Baños de Coamo | city | Puerto Rico | United States | 18.04 | -66.37 | 830 | |
| Beatriz | city | Puerto Rico | United States | 18.16 | -66.10 | 1814 | |
| Belisa | city | Puerto Rico | United States | 18.39 | -66.07 | 75 | |
| Bella Vista | city | Puerto Rico | United States | 18.46 | -66.73 | 16 | |
| Bella Vista | city | Puerto Rico | United States | 18.35 | -66.19 | 314 | |
| Bella Vista Height | city | Puerto Rico | United States | 18.35 | -66.19 | 314 | |
| Bello Horizonte | city | Puerto Rico | United States | 17.98 | -66.09 | 68 | |
| Bello Horizonte | city | Puerto Rico | United States | 18.39 | -66.00 | 272 | |
| Belmonte | city | Puerto Rico | United States | 18.19 | -67.14 | 209 | |
| Beltrán | city | Puerto Rico | United States | 18.34 | -65.63 | 3 | |
| Belvedere | city | Puerto Rico | United States | 18.09 | -67.19 | 98 | |
| Benitez | city | Puerto Rico | United States | 18.27 | -65.88 | 1669 | |
| Benitez | city | Puerto Rico | United States | 18.27 | -65.88 | 1761 | |
| Benítez Comunidad | city | Puerto Rico | United States | 18.27 | -65.88 | 1761 | |
| Berio | city | Puerto Rico | United States | 18.27 | -66.34 | 1709 | |
| Berwind Estates | city | Puerto Rico | United States | 18.38 | -66.01 | 242 | |
| Besosa | city | Puerto Rico | United States | 17.97 | -66.20 | 49 | |
| Betances | city | Puerto Rico | United States | 18.03 | -67.13 | 49 | |
| Betances Comunidad | city | Puerto Rico | United States | 18.03 | -67.13 | 78 | |
| Beverly Hills | city | Puerto Rico | United States | 18.33 | -66.10 | 830 | |
| Biascoechea | city | Puerto Rico | United States | 18.44 | -66.02 | 3 | |
| Bizarreta | city | Puerto Rico | United States | 18.00 | -66.46 | 13 | |
| Biáfara | city | Puerto Rico | United States | 18.41 | -66.66 | 830 | |
| Blasina | city | Puerto Rico | United States | 18.38 | -65.82 | 101 | |
| Boca Chica | city | Puerto Rico | United States | 17.98 | -66.53 | 3 | |
| Bonneville | city | Puerto Rico | United States | 18.22 | -66.06 | 255 | |
| Bonneville Heights | city | Puerto Rico | United States | 18.22 | -66.05 | 232 | |
| Boqueron | city | Puerto Rico | United States | 18.21 | -65.85 | 830 | |
| Boquerón | city | Puerto Rico | United States | 18.06 | -66.50 | 830 | |
| Boquerón | city | Puerto Rico | United States | 18.35 | -65.69 | 82 | |
| Boquerón | city | Puerto Rico | United States | 18.03 | -67.17 | 36 | |
| Boquerón Comunidad | city | Puerto Rico | United States | 18.03 | -67.17 | 32 | |
| Boquerón Comunidad | city | Puerto Rico | United States | 18.20 | -65.84 | 830 | |
| Boquillas | city | Puerto Rico | United States | 18.46 | -66.49 | 91 | |
| Borinquen | city | Puerto Rico | United States | 18.02 | -66.61 | 72 | |
| Boriquen Gardens | city | Puerto Rico | United States | 18.36 | -66.07 | 226 | |
| Borrás | city | Puerto Rico | United States | 18.35 | -65.69 | 95 | |
| Bosque de Rio | city | Puerto Rico | United States | 18.36 | -66.00 | 167 | |
| Bosque del Lago | city | Puerto Rico | United States | 18.36 | -66.00 | 167 | |
| Botijas | city | Puerto Rico | United States | 18.24 | -66.37 | 1876 | |
| Boulevarda Cambalache | city | Puerto Rico | United States | 18.08 | -66.36 | 416 | |
| Boulevarda Jaguas | city | Puerto Rico | United States | 18.35 | -66.47 | 830 | |
| Boulevarda Korea | city | Puerto Rico | United States | 18.41 | -66.33 | 331 | |
| Boulevarda Machuchal | city | Puerto Rico | United States | 18.07 | -66.95 | 416 | |
| Boulevarda Montanez | city | Puerto Rico | United States | 18.33 | -65.65 | 29 | |
| Boulevarda Roosevelt | city | Puerto Rico | United States | 18.32 | -65.66 | 52 | |
| Boulevarda Vientan | city | Puerto Rico | United States | 18.40 | -66.33 | 331 | |
| Boulevardo Buenos Aires | city | Puerto Rico | United States | 18.47 | -66.72 | 9 | |
| Boulevardo Majadero | city | Puerto Rico | United States | 18.30 | -66.88 | 1256 | |
| Boulevardo Tomas de Castro II | city | Puerto Rico | United States | 18.21 | -66.01 | 830 | |
| Boulvearda Pena | city | Puerto Rico | United States | 18.48 | -66.85 | 68 | |
| Branderi | city | Puerto Rico | United States | 17.97 | -66.09 | 3 | |
| Brasilia | city | Puerto Rico | United States | 18.44 | -66.38 | 72 | |
| Brenas | city | Puerto Rico | United States | 18.47 | -66.34 | 29 | |
| Breñas Comunidad | city | Puerto Rico | United States | 18.47 | -66.33 | 22 | |
| Brisa del Plata | city | Puerto Rico | United States | 18.46 | -66.26 | 9 | |
| Brisas de Aibonito | city | Puerto Rico | United States | 18.13 | -66.25 | 2037 | |
| Brisas de Ceiba I | city | Puerto Rico | United States | 18.27 | -65.64 | 6 | |
| Brisas de Cieba | city | Puerto Rico | United States | 18.27 | -65.64 | 6 | |
| Brisas de Mal | city | Puerto Rico | United States | 18.18 | -67.17 | 32 | |
| Brisas del Mar | city | Puerto Rico | United States | 18.38 | -65.72 | 45 | |
| Brooklyn | city | Puerto Rico | United States | 18.23 | -66.04 | 219 | |
| Bucaná | city | Puerto Rico | United States | 18.01 | -66.59 | 49 | |
| Bucarabones | city | Puerto Rico | United States | 18.40 | -66.22 | 232 | |
| Bucaré | city | Puerto Rico | United States | 18.36 | -66.09 | 206 | |
| Buen Consejo | city | Puerto Rico | United States | 18.39 | -66.05 | 180 | |
| Buena Vista | city | Puerto Rico | United States | 18.12 | -66.18 | 1669 | |
| Buena Vista | city | Puerto Rico | United States | 18.12 | -65.80 | 45 | |
| Buena Vista | city | Puerto Rico | United States | 18.00 | -66.05 | 387 | |
| Buena Vista | city | Puerto Rico | United States | 18.29 | -66.89 | 1108 | |
| Buena Vista | city | Puerto Rico | United States | 18.43 | -66.69 | 285 | |
| Buena Vista | city | Puerto Rico | United States | 18.01 | -66.60 | 65 | |
| Buena Vista | city | Puerto Rico | United States | 18.39 | -65.95 | 29 | |
| Buena Vista | city | Puerto Rico | United States | 18.20 | -67.14 | 160 | |
| Buena Vista Comunidad | city | Puerto Rico | United States | 18.00 | -66.05 | 387 | |
| Buena Vista Comunidad | city | Puerto Rico | United States | 18.12 | -65.80 | 45 | |
| Buenaventura | city | Puerto Rico | United States | 18.37 | -65.94 | 104 | |
| Buenos Aires | city | Puerto Rico | United States | 17.97 | -66.40 | 22 | |
| Buenos Aires | city | Puerto Rico | United States | 18.44 | -66.06 | 36 | |
| Bufalo | city | Puerto Rico | United States | 18.42 | -66.57 | 354 | |
| Buso | city | Puerto Rico | United States | 18.15 | -65.81 | 29 | |
| Buyones | city | Puerto Rico | United States | 17.99 | -66.55 | 13 | |
| Bélgica | city | Puerto Rico | United States | 18.01 | -66.61 | 45 | |
| Búfalo Comunidad | city | Puerto Rico | United States | 18.42 | -66.57 | 354 |