Sandboxx

I’m writing to a recruit at basic training, or a service member stationed far away.

Using Sandboxx to send letters

Questions about earning a Free Letter credit? Read on.

I haven't earned a Free Letter Credit, why not?

Referral Program FAQ

Why hasn’t my Sandboxx letter shipped yet or been delivered?

Janelle

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Annie - USMC Spouse

Everything you need to know about installing and using the Sandboxx app.

Getting Started With Sandboxx 

Refer a Friend FAQs

Find out more about the Sandboxx Plus bundle

Sandboxx Plus Bundle

Sandboxx Memory Books: Preserve Your Letters & Photos

Sandboxx Memory Book FAQ

📬 Reply Postage FAQ

General Information and FAQs

Find answers and get help from Intercom Support and Community Experts

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