Post office locations in 00983
| Post Office | Address | Phone | Hours |
| CAROLINA | 1000 AVE SANCHEZ OSORIO CAROLINA, PR 00983 - 9998 | 787-762-8842 | Mon-Fri 9:00am - 6:00pm Sat 10:00am - 2:00pm Sun Closed |
| PLAZA CAROLINA | 200 AVE FRAGOSO STE 322 CAROLINA, PR 00983 - 9997 | 787-762-8842 | Mon-Fri 10:00am - 11:00am 12:00pm - 7:00pm Sat-Sun Closed |