sensors Mode-S transponder

A233CE

ICAO 24-bit transponder address · allocated to United States

Currently assigned to N241AZ · BOEING 767-300 · operated by CARGO AIRCRAFT MANAGEMENT INC

Hex
A233CE
Octal
50431716
Decimal
10,630,094
Country
US
Tail
N241AZ
Type
B763
No current signal · last broadcast 1h ago
Flights observed
250
Distinct callsigns
20
Country
US
Last broadcast
1h ago

Last known position

Most recent position reported by Mode-S A233CE.

Country allocation

The ICAO 24-bit address A233CE falls within the block assigned to United States (US) by ICAO Annex 10, Volume III. Every aircraft registered in United States receives a permanent address from this block at the time of registration; the address stays with the airframe even if the aircraft is re-registered to a different operator within the country.

Callsign history 20 distinct

Callsign Airline Flights Last seen
ATN3371 Air Transport International 9 2026-06-09
ATN3348 - 6 2026-07-13
ATN3345 - 6 2026-07-12
ATN3331 - 6 2026-07-13
ATN3326 - 6 2026-06-29
ATN3320 - 6 2026-06-28
ATN3420 Air Transport International 5 2026-05-18
ATN3376 - 5 2026-07-03
ATN3354 Air Transport International 5 2026-05-18
ATN3349 Air Transport International 5 2026-05-24
ATN3333 Air Transport International 5 2026-05-18
ATN3329 Air Transport International 5 2026-05-15
ATN3310 - 5 2026-06-30
ATN3390 - 4 2026-07-14
ATN3378 - 4 2026-06-30
ATN3374 - 4 2026-06-27
ATN3372 Air Transport International 4 2026-06-01
ATN3368 Air Transport International 4 2026-05-23
ATN3367 - 4 2026-06-20
ATN3361 Air Transport International 4 2026-06-29

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-14 ATN3390 - Jul 14, 04:30 UTCJul 14, 05:30 UTC1h 0m
2026-07-13 ATN3315 - Jul 13, 19:05 UTCJul 13, 21:05 UTC2h 0m
2026-07-13 ATN3348 ATL → AFW Jul 13, 08:50 UTCJul 13, 10:35 UTC1h 45m
2026-07-13 ATN3331 - Jul 13, 04:50 UTCJul 13, 05:50 UTC1h 0m
2026-07-12 ATN3373 - Jul 12, 22:50 UTCJul 12, 23:45 UTC55m
2026-07-12 ATN3358 - Jul 12, 18:55 UTCJul 12, 20:05 UTC1h 10m
2026-07-12 ATN3359 JFK → CVG Jul 12, 10:15 UTCJul 12, 11:40 UTC1h 25m
2026-07-12 ATN3345 - Jul 12, 05:10 UTCJul 12, 06:25 UTC1h 15m
2026-07-07 ATN3346 - Jul 7, 14:05 UTCJul 7, 18:05 UTC4h 0m
2026-07-07 ATN3300 - Jul 7, 06:25 UTCJul 7, 09:30 UTC3h 5m
2026-07-07 ATN3353 - Jul 7, 00:15 UTCJul 7, 02:50 UTC2h 35m
2026-07-06 ATN3304 - Jul 6, 19:15 UTCJul 6, 21:45 UTC2h 30m
2026-07-06 ATN3344 ABE → AFW Jul 6, 05:40 UTCJul 6, 08:40 UTC3h 0m
2026-07-06 ATN3305 - Jul 6, 00:20 UTCJul 6, 03:00 UTC2h 40m
2026-07-04 ATN3348 ATL → AFW Jul 4, 08:45 UTCJul 4, 10:30 UTC1h 45m
2026-07-04 ATN3331 - Jul 4, 04:45 UTCJul 4, 06:00 UTC1h 15m
2026-07-03 ATN3385 - Jul 3, 23:05 UTCJul 4, 00:45 UTC1h 40m
2026-07-03 ATN3376 - Jul 3, 18:45 UTCJul 3, 20:30 UTC1h 45m
2026-07-03 ATN3306 - Jul 3, 00:45 UTCJul 3, 02:45 UTC2h 0m
2026-07-02 ATN3327 - Jul 2, 19:10 UTCJul 2, 20:50 UTC1h 40m
2026-07-02 ATN3312 BDL → CVG Jul 2, 06:20 UTCJul 2, 07:45 UTC1h 25m
2026-07-02 ATN3341 BDL → CVG Jul 2, 01:35 UTCJul 2, 04:00 UTC2h 25m
2026-07-01 ATN3386 - Jul 1, 19:20 UTCJul 1, 22:10 UTC2h 50m
2026-07-01 ATN3305 - Jul 1, 00:40 UTCJul 1, 03:25 UTC2h 45m
2026-06-30 ATN3310 - Jun 30, 19:55 UTCJun 30, 21:45 UTC1h 50m
2026-06-30 ATN3384 - Jun 30, 14:35 UTCJun 30, 16:30 UTC1h 55m
2026-06-30 ATN3378 - Jun 30, 05:50 UTCJun 30, 07:50 UTC2h 0m
2026-06-29 ATN3326 - Jun 29, 21:50 UTCJun 29, 22:59 UTC1h 10m
2026-06-29 ATN3361 IAH → BWI Jun 29, 09:10 UTCJun 29, 11:50 UTC2h 40m
2026-06-29 ATN3309 - Jun 29, 01:10 UTCJun 29, 03:44 UTC2h 35m
2026-06-28 ATN3352 ATL → BWI Jun 28, 20:50 UTCJun 28, 22:15 UTC1h 25m
2026-06-28 ATN3320 BWI → ATL Jun 28, 15:40 UTCJun 28, 17:04 UTC1h 25m
2026-06-27 ATN3361 IAH → BWI Jun 27, 09:09 UTCJun 27, 11:55 UTC2h 45m
2026-06-27 ATN3374 - Jun 27, 04:24 UTCJun 27, 06:15 UTC1h 50m
2026-06-26 ATN3301 - Jun 26, 23:19 UTCJun 27, 01:19 UTC2h 0m
2026-06-26 ATN3370 - Jun 26, 14:55 UTCJun 26, 16:44 UTC1h 50m
2026-06-26 ATN6770 - Jun 26, 10:44 UTCJun 26, 12:24 UTC1h 40m
2026-06-25 ATN4337 - Jun 25, 10:15 UTCJun 25, 12:50 UTC2h 35m
2026-06-25 ATN4382 AFW → MIA Jun 25, 05:29 UTCJun 25, 07:49 UTC2h 20m
2026-06-24 ATN6741 BWI → AFW Jun 24, 15:35 UTCJun 24, 18:25 UTC2h 50m
2026-06-24 ATN4322 MIA → CVG Jun 24, 10:59 UTCJun 24, 13:40 UTC2h 40m
2026-06-24 ATN4308 CVG → SCK Jun 24, 06:50 UTCJun 24, 08:09 UTC1h 20m
2026-06-24 ATN6744 SFO → SBD Jun 24, 03:55 UTCJun 24, 04:44 UTC50m
2026-06-23 ATN3359 JFK → CVG Jun 23, 10:24 UTCJun 23, 11:54 UTC1h 30m
2026-06-23 ATN3345 - Jun 23, 05:04 UTCJun 23, 06:24 UTC1h 20m
2026-06-22 ATN3343 - Jun 22, 18:49 UTCJun 22, 21:00 UTC2h 10m
2026-06-22 ATN3388 CVG → ONT Jun 22, 11:19 UTCJun 22, 14:05 UTC2h 45m
2026-06-22 ATN3330 - Jun 22, 04:59 UTCJun 22, 09:24 UTC4h 25m
2026-06-20 ATN3394 AFW → ABE Jun 20, 16:39 UTCJun 20, 19:44 UTC3h 5m
2026-06-20 ATN3367 SMF → PHX Jun 20, 07:04 UTCJun 20, 08:29 UTC1h 25m

About Mode-S

A Mode-S transponder code (also called an "ICAO 24-bit address" or "hex code") is a 6-character hexadecimal identifier permanently assigned to an aircraft when it's first registered. Unlike callsigns (which change with each flight) or registrations (which can change if an aircraft is sold internationally), the Mode-S address stays with the airframe for the life of the aircraft in that country.

Every ADS-B transmission from an aircraft includes its Mode-S address, making it the most reliable way to identify a specific airframe. Flight-tracking services like Apparatus use the Mode-S address as the primary key for tying position broadcasts, callsigns, and ownership records together.

Prefer a tail-number view? See the N241AZ page for operator, model, and routing details .

Mode-S A233CE frequently asked

What is Mode-S code A233CE?
A233CE is an ICAO 24-bit transponder address. Allocated to United States. Assigned to N241AZ.
Where is Mode-S A233CE registered?
Mode-S code A233CE is allocated to United States (US). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is A233CE broadcasting right now?
No active broadcast right now. Last signal was 1h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex A233CE, octal 50431716, decimal 10,630,094.
What flights does A233CE operate?
Mode-S A233CE has broadcast 20 distinct callsigns, including ATN3371, ATN3348, ATN3345, ATN3331, ATN3326.