Callum @officercallum012343 #2510077582

15 April 2021

account created (per Roblox API)

22 Aug 2026, 01:44

last measured (UTC)

Username record

@officercallum012343 — observed 22 August 2026

Roblox’s API lists prior usernames without dates; the dates above are when this register observed each name, which bounds — but is not — the change date.

Groups owned (as measured)

Ascot Primary School#35898013

AET | Chesterfield Academy#34319320

Cedar Corp#12549330

|BA | The British Army|#35292620

7

Holiday Inn Chesterfield#35883317

3

BA | [ETS] Education and Training Services#35301154

Open data

Download this user’s observed record: username history (CSV) · record (JSON)

Also a member of

Roblox#7 · Member

Wild Atelier#7947655 · Member

KizmoTek Studio#3115970 · Community Member

Jandel's Road Trip#33097934 · Owner

Roblox High School: Fan Club#1127093 · Cool Fan I

YUМ#11122367 · Small Portions

The MonkeyMan Fan Club#14765325 · Member

Marizma Games#3763098 · 🌀 Member 🌀

Pilot Training Club#2794513 · Trainers

USSF - United States Special Forces#22025 · [4] Corporal

Police Roleplay Community#4328109 · Community Member

Cruising Studios#5435520 · Fan

Greenville, Wisconsin#3078161 · Verified Citizen

The US Military 1940s#4545116 · Private

United States Army #3108077 · [E5] Sergeant

SCP | Roleplay Community#5479038 · Roleplayer

United States Armed Forces [USA]#3054949 · [E-0] Armed Forces Recruit

RoMart Corporation#13874159 · Junior Store Colleague

Dunn Games#4035125 · Fan

Stateview Correctional Facility. ∞#5025380 · Corrections Officer

Metavision#10302151 · Fan

Stealth Developers#12266404 · Fan

|BA| -British Army-#4972535 · [OF-4] Lieutenant Colonel

United States Secret Serviceᅠᅠᅠ#5856978 · American Citizen

Special Containment Procedures Foundation [SCPF]#2760782 · Level - 0

Serendipity Support Center#4346739 · Receptionist

PLATINUM FIVE#4668709 · Member

Quantum Science Inc.#2847031 · Employee

Valley Prison#33269521 · Donator

WrenchStudios A&E#9203842 · Member 🔧

Wrench Airlines#36065728 · Training

The Galactic Εmpire .#5288669 · E1 | Cadet

Chronos Studios Co.#14626498 · Employee

BLACK ATMOS Z#10705478 · Member

Roblox Developer Community#10720185 · Developer

{RA} Robloxian Adventures#4963098 · Adventurer

SCP:F ~ Special Containment Procedures Foundation#4743750 · [Level - 0]

School Of Developers | ROBLOX DEVs#9658196 · 🧠 | ROBLOX Developers

Clayton Juvenile Detention Center#13761679 · Community Member

[-] Royal Guards#32411430 · Recruit

S.C.P. Roleplay#3895837 · Level-0

Facility Roleplay [ConX Studios]#9665726 · Community Member

Zeta Medical Corporation#5763193 · Community Fan

RBWR Simulation Community#16332057 · Community Member

Timberline Productions#7856718 · Member

FireX Industries#7132841 · Fan

The Magical World of Witchcraft and Wizardry#3317958 · First Year Student

RAF • Royal Air Force •#12699169 · [OR-4] Corporal

Charlie's Chippy#814035098 · Group Member

matthewleg0 game access#17371555 · Member

OMB gaming#5802578 · Member

World of Sorcery#14541886 · 🧙 | Wizard/Witch

Αeroware#8471373 · Member

Gamesphere#3905127 · Player

[-] Metropolitan Policе Servicе#32418861 · Special Constable

The Grenαdier Gυards#17254856 · Vetting

Code 8#4650794 · Customer

Tycoon League Studios#11555536 · Member

Special Containment Facilities.#5500300 · [Class-D]

Cedar Creek Studio#17360634 · Recruit

Quartermaster Customs#5040124 · Client

Whitehill Group#5150453 · Customer

Tactical Enhancements#4053244 · Member

Nova! Incorporated#8048629 · D1 | Facility Employee

[ARC-478]#13070896 · [Level-2]

THI || The Horizon Initiative#4844218 · Outsider

[HS] High Science#34631766 · Employee

Wyatt Hotels#4416916 · Hotel Guest

easyPOS#32675391 · Member

Direct Retail Solutions#12734419 · Fan

Yapton & District#7475597 · Driver

[UK] Polair Studios#1088139627 · Member

Tech Demo World#16992429 · Tester

|BA| Bug Hunters#11252094 · Member

jaDevelopment#14665139 · Community Member

UK - Westbridge Public#765550426 · Member

|RLC| Quartermasters Customs#14317225 · [C] Customer

UK London | Realistic | No sts#17333458 · British Citizen

The City of Atlanta#5626342 · ┆Tourist

[ARC] Security Corps#13193634 · [Private]

[ARC] Engineering and Technical Services#13152418 · [Technician]

Forces Command #3198375 · 1st Cavalry Division

Bullseye Dynamics#1069517510 · Customer

Roblox GREGGS PLC#33093177 · Chief Operations Officer

[ARC] Medicinal Department#13193780 · [Resident]

LuaGroup by jaDev#17214202 · Community Member

[BUK] Bloxburg United Kingdom#16286846 · Pending Citizenship

Serco ᵁᴷ#7846279 · Pending

1st Сavalry Divisiοn#6245987 · Spearhead Brigade

Staride Inc#33052284 · Developer / 👨🏼‍💻

|BA| Walt's British Army#605285407 · [BMT] Basic Military Training

BA • British Army •ᅠ#503291154 · [OR-1] Basic Training

vynto#32780974 · Customer

Not a Dev Group#822303938 · Useless Asset Enjoyer

Greggs | Edinburgh#7731583 · Chief Operational Officer

|BA| Royal Army Medical Corps - {RAMC}#15229694 · [MSC] Medical Service Consultant

|BA| The Parachute Regiment {PARAS}#4973512 · [JPT] Junior Paratrooper

40 Commando | Royal Marines#17101184 · Second Lieutenant

[PS] Thames Water#831601410 · Company Management

Membership and rank as measured from this user’s public group list.