| Zip Code | Primary City | Secondary City | | 00915 | San Juan | Barrio Obrero, Bda Buena Vista, Sect Cantera, Sect La Playita, Bo Obrero, Santurce | | 00916 | Barrio Obrero | | | 00936 | San Juan | Barrio Obrero, Caparra Heights, Fort Buchanan, San Jose, Caparra, Cupey, Gpo, Loiza Street, Minillas, Old San Juan, Rio Piedras, Santurce, Santurce Station, 65th Infantry |
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