Many bases will be closing their mailrooms for the Thanksgiving holiday. .
Below you will find the mailroom closure information for each basic training location, and the deadline for sending your letter through Sandboxx to arrive before the Thanksgiving holiday.
Sandboxx Tip: We recommend that you send Letters as early as possible in order to ensure proper delivery.
Happy letter writing!
| BASE | DATE | MAILROOM |
| Fort Benning | 11/28 & 11/29 | Closed |
| Fort Jackson | 11/28 & 11/29 | Closed |
| Fort Leonard Wood | 11/28 & 11/29 | Closed |
| Fort Sill | 11/28 & 11/29 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 26th will be delivered on Monday, December 2nd for all Army bases.
| BASE | DATE | MAILROOM |
| MCRD San Diego | 11/28 & 11/29 | Closed |
| MCRD Parris Island | 11/28 & 11/29 | Closed |
| Quantico TBS | 11/28 & 11/29 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 26th will be delivered on Monday, December 2nd for all Marine Corps bases.
| BASE | DATE | MAILROOM |
| Great Lakes | 11/28 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 26th will be delivered on Friday, November 29th, to Great Lakes.
| BASE | DATE | MAILROOM |
| JBSA Lackland | 11/28 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 26th will be delivered on Friday, November 29th, to Lackland AFB.
| BASE | DATE | MAILROOM |
| Cape May | 11/28 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 26th will be delivered on Friday, November 29th, to Cape May.