School of Infantry (SOI) – East & West Mailing Address Guide

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Good news: Did you know that you can keep using the SANDBOXX app to send Letters to stay in touch with your Marine at the School of Infantry (SOI)? We even overnight Letters to most SOI locations, just like we did for your recruits at boot camp!

Please use the following mailing address formats below to send Letters to School of Infantry (SOI) – East & West: 

SOI East Heading-1

MCT East – Mailing Address:

Rank, Last Name, First Name, Mi
Company________, Class ___ – ___ ,
MCT BN, SOI_E, MCB
Psc Box 20161
Camp Lejeune, Nc 28542-0161

ITB East – Mailing Address:

Name
Company
Infantry Training Battalion
School Of Infantry-East
Training Command
PCS Box 20161
Camp Lejeune, North Carolina 28542-0161

SOI West Heading-1

NON INFANTRY
Rank, Last Name, First Name, MI
Company__, Class__, Platoon__
MCT Bn, SOI
PSC Box 555091
Camp Pendleton, CA 92055-5091

INFANTRY
Rank, Last Name, First Name, MI
Company__, Class__, Platoon__
ITB, SOI
PSC Box 555081
Camp Pendleton, CA 92055-5081

Unsure of what company and class your Marine is in? Use our School of Infantry (SOI) Company and Class Reference Guide to fill out their mailing address or email us at support@sandboxx.us and we would be happy to help!

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5 Replies to “School of Infantry (SOI) – East & West Mailing Address Guide”

  1. How do I find out my son’s platoon number. I know he’s golf company, class 8-18 but not sure his platoon? He was 2143 at boot camp.

    Like

    1. Good afternoon, Lori. We get our addresses off the Official Marine Corps Website which shows this as the PO Box:
      Rank, Last Name, First Name, MI
      Company__, Class__, Platoon__
      MCT Bn, SOI
      PSC Box 555091
      Camp Pendleton, CA 92055-5091

      We hope this helps. Thank you for using SANDBOXX.

      Like

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