Post office locations in 00690
| Post Office | Address | Phone | Hours |
| SAN ANTONIO | 1068 AVE GENERAL RAMEY SAN ANTONIO, PR 00690 - 1216 | 787-882-3525 | Mon-Fri 8:00am - 4:00pm Sat 8:00am - 12:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| SAN ANTONIO | 1068 AVE GENERAL RAMEY SAN ANTONIO, PR 00690 - 1216 | 787-882-3525 | Mon-Fri 8:00am - 4:00pm Sat 8:00am - 12:00pm Sun Closed |