Florida residents, filing your own return, mail to:
Department of the Treasury
Internal Revenue Service
Austin, TX
or
Internal Revenue Service
P.O. Box ____
Charlotte, NC
The state and ZIP code varies depending on which form you are using and whether or not you are making a payment. No street address is needed, but a P.O. Box is needed for filings with payments going to Charlotte, NC.
| Filing Form | Not Enclosing a Payment | Enclosing a Payment |
| 1040 | Austin, TX 73301-0002 | P.O.Box 1214, Charlotte, NC 28201-1214 |
| 1040-ES | N/A | P.O.Box 1300, Charlotte, NC 28201-1300 |
| 1040-ES (NR) | N/A | P.O.Box 1300, Charlotte, NC 28201-1300 |
| 1040V | N/A | P.O.Box 1214, Charlotte, NC 28201-1214 |
| 1040X | Austin, TX 73301-0052 | Austin, TX 73301-0052 |
| 4868 | Austin, TX 73301-0045 |
P.O.Box 1302, Charlotte, NC 28201-1302 |