JCSB
| Acronym | Definition |
|---|---|
| JCSB | Jackson County School Board (Marianna, FL) |
| JCSB | John Cook School of Business (Saint Louis University; St. Louis, MO) |
| JCSB | Jesus Christ Study Bible |
| JCSB | Joint Contracting Support Board (various US military branches) |
| JCSB | Jury Central Summoning Bureau (UK) |
| JCSB | Japan Center at Stony Brook (New York; est. 2003) |
| JCSB | Jati Cakerawala Sdn. Bhd. (Malay: Teak Horizon Sendirian Berhad; est. 2007) |