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!
Sandboxx Printing Schedule
- [11/24] Ensure Delivery for Parris Island (USMC) – Final Print at [5] pm ET.
- [11/25] Ensure Delivery for all other military bases before the holiday – Final Print at [5] pm ET.
- [11/27 & 11/28] Sandboxx Mailroom closed.
Base Mailroom Closures
Army Bases
| BASE | DATE | MAILROOM |
| Fort Benning | 11/27 & 11/28 | Closed |
| Fort Jackson | 11/27 & 11/28 | Closed |
| Fort Leonard Wood | 11/27 & 11/28 | Closed |
| Fort Sill | 11/27 & 11/28 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 25th will be delivered on Monday, December 1st for all Army bases.
Marine Corps Bases
| BASE | DATE | MAILROOM |
| MCRD San Diego | 11/27 & 11/28 | Closed |
| MCRD Parris Island | 11/26, 11/27 & 11/28 | Closed |
| Quantico TBS | 11/27 & 11/28 | Closed |
All mail to MCRD Parris Island submitted after 5 pm ET on Monday, November 24th will be delivered on Monday, December 1st.
All mail to MCRD San Diego or Quantico submitted after 5 pm ET on Tuesday, November 25th will be delivered on Monday, December 1st.
Navy Bases
| BASE | DATE | MAILROOM |
| Great Lakes | 11/27 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 25th will be delivered on Friday, November 28th, to Great Lakes.
Air Force Bases
| BASE | DATE | MAILROOM |
| JBSA Lackland | 11/27 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 25th will be delivered on Friday, November 28th, to Lackland AFB.
Coast Guard Bases
| BASE | DATE | MAILROOM |
| Cape May | 11/27 | Closed |
All mail submitted after 5 pm ET on Tuesday, November 25th will be delivered on Friday, November 28th, to Cape May.