USMC: Officer Candidate School #10395213

members (measured 18 Aug 2026, 10:57 UTC)

15 April 2021

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 We do not publish numbers we have not measured.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
13 Aug 2026, 02:03	15	first reading

Ownership

Owned by EXPIRED (@Whisper9413) as measured.

Members we’ve seen

EXPIRED (@Whisper9413) — POTUS: President of the United States (rank 255)

@qzZ_Zzp — [G] Graduated Officer (rank 6)

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

Rank structure

POTUS: President of the United States1

Marine Staff3

TECOM HQ3

[C] Chairman0

[VC] Vice Chairman1

[HI] Head Instructor0

[SI] Senior Instructor0

[I] Instructor0

[JI] Junior Instructor0

[IC] Instructor Candidate0

[G] Graduated Officer7

[PV] Phase V candidate0

[PIV] Phase IV candidate0

[PIII] Phase III candidate0

[PII] Phase II candidate0

Member15

[PI] Phase I candidate0

Guest0

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

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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.