Where does Sandboxx ship overnight?

Marine Corps Bases

  • MCRD Parris Island

  • MCRD San Diego

  • MCB Quantico

  • Camp Pendleton

Sandboxx letters are sent via FedEx directly to the mailroom on base. The base mailroom then distributes the Letters to the boot camp units.

Get the mailing address to start sending letters to Marine Corps Boot Camp.

Army Bases

  • Fort Benning*

  • Fort Jackson*

  • Fort Leonard Wood*

  • Fort Sill*

  • Fort Knox*

  • Military Academy at West Point

*Letters are delivered to the Battalion or Brigade mailroom by FedEx, where Army personnel distribute the letters to your Soldier’s company. Fort Knox Letters are overnighted to Basic and Advance Camp only.

Get the Army basic training mailing address to start writing to your trainee.

Navy Bases

  • Recruit Training Command Great Lakes

Sandboxx letters are sent via FedEx directly to the mailroom on base. The base mailroom then distributes the Letters to the boot camp units.

Get the Navy boot camp mailing address to start sending letters to your recruit.

Air Force Bases

  • JBSA Lackland

  • Air Force Academy

Sandboxx letters are sent via FedEx directly to the mailroom on base. The base mailroom then distributes the Letters to the basic training units.

Get the Air Force basic training mailing address to start sending letters to your trainee.

Coast Guard Bases

  • Recruit Training Center Cape May

Sandboxx letters are sent via FedEx directly to the mailroom on base. The base mailroom then distributes the Letters to the boot camp units.

Other Military Bases

Any Sandboxx letter sent to a non-basic training addresses, including Army AIT units, will be sent via USPS First Class Mail.


You can learn more about when your letter will arrive on base here.

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