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@CallsignTJK

CaIIsignTJK @CallsignTJK #7843632412

10 January 2025
account created (per Roblox API)
14 Aug 2026, 18:27
last measured (UTC)

Username record

@CallsignTJK — observed 14 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)

CallsignTK's FBI Group#34639739
107
CallsignTK's Fire Department Group#34639775
68
CallsignTK's EMS Group#34665453
65
CallsignTK's FWC Group#35644968
51
CallsignTK's DOT Group#322447921
34
CallsignTK's Federal Agencies Group#34719431
17
CallsignTK's Florida Roleplay Community#34639793
17
MT:RPC | EMS Group#35644941
13
CallsignTK's Sheriff's Office Group#34717435
13
CallsignTK's US Naval Academy#652834879
11
CallsignTK's SWAT Group#34639813
11
CallsignTK's FTO Group#96764974
10
MT:RPC | Fire Department Group#35644930
10
MT:RPC | Montana Roleplay Community#35650680
10
CallsignTK's US Naval Academy - Master At Arms#691203273
8
CallsignTK's US Naval Academy - NETC#474766451
8
MT:RPC | SWAT Group#35645056
7
CallsignTK's Critical Care Group#34717615
7
The Royalty Monarchy#35878177
6
CallsignTK's USMS Group#58709944
6
CallsignTK's US Naval Academy - CVW9#300357104
6
CallsignTK's HAZMAT Group#35712990
5
CallsignTK's US Naval Academy - FFC#1043048417
4
MT:RPC | Helicopter Group#35644963
4
BlockBites#62914103
4
USMC | US Marine Corps - TECOM#35644960
1

Open data

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

Also a member of

CallsignTK's CIU Group#34717394 · Group Holder
11
CallsignTK's US Naval Academy - NSW#727583474 · Member
10

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