| Zip Code | Primary City | Secondary City | | 00909 | San Juan | Minillas, Urb Hipodromo, Fdez Juncos, Fernandez Juncos, Santurce | | 00936 | San Juan | Minillas, Caparra Heights, Fort Buchanan, San Jose, Barrio Obrero, Caparra, Cupey, Gpo, Loiza Street, Old San Juan, Rio Piedras, Santurce, Santurce Station, 65th Infantry | | 00940 | San Juan | Minillas, Santurce, |
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