[-USMC-] Officer Candidate School [-USMC-] #15911126

members (measured 13 Oct 2026, 06:38 UTC)

13 September 2022

created (per Roblox API)

10 August 2026

first measured by this register

Membership history

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)	Members	Change
18 Aug 2026, 16:21	1	first reading

Ownership

Owned by @Viper_Prism as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

@Viper_Prism — [CJCS] CHAIRMAN OF THE JOINT CHIEFS OF STAFF (rank 255)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

[CJCS] CHAIRMAN OF THE JOINT CHIEFS OF STAFF0

[VCJCS] VICE CHAIRMAN OF THE JOINT CHIEFS OF STAFF0

[ACJCS] ASSISTANT CHAIRMAN TO THE JOINT CHIEFS OF STAFF0

[SEAC] SENIOR ENLISTED ADVISOR TO THE CHAIRMAN0

[CMC] COMMANDANT OF THE MARINE CORPS0

[ACMC] ASSISTANT COMMANDANT OF THE MARINE CORPS0

[DMCS] DIRECTOR OF THE MARINE CORPS STAFF0

[IGMC] INSPECTOR GENERAL OF THE MARINE CORPS0

COMMANDING GENERAL0

DEPUTY COMMANDING GENERAL0

COMMAND SERGEANT MAJOR0

CHAIRMAN0

VICE CHAIRMAN0

HEAD INSTRUCTOR0

SENIOR INSTRUCTOR0

INSTRUCTOR0

JUNIOR INSTRUCTOR0

INSTRUCTOR CANDIDATE0

GRADUATED OFFICER0

PHASE 5 CANDIDATE0

PHASE 4 CANDIDATE0

PHASE 3 CANDIDATE0

PHASE 2 CANDIDATE SCHOOL0

PHASE 1 CANDIDATE SCHOOL0

Member1

Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.