Post office locations in 00778
| Post Office | Address | Phone | Hours |
| GURABO | 106 CALLE ANGEL C MORALES E GURABO, PR 00778 - 9998 | 787-737-0465 | Mon-Fri 8:00am - 4:30pm Sat 8:00am - 12:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| GURABO | 106 CALLE ANGEL C MORALES E GURABO, PR 00778 - 9998 | 787-737-0465 | Mon-Fri 8:00am - 4:30pm Sat 8:00am - 12:00pm Sun Closed |