sensors Mode-S transponder
A33CA9
ICAO 24-bit transponder address · allocated to United States
Currently assigned to N3077J · AIRBUS A220-300 · operated by JETBLUE AIRWAYS CORP
- Hex
- A33CA9
- Octal
- 50636251
- Decimal
- 10,697,897
- Country
- US
- Tail
- N3077J
- Type
- BCS3
- Flights observed
- 111
- Distinct callsigns
- 20
- Country
- US
- Last broadcast
- 3h ago
Last known position
Country allocation
The ICAO 24-bit address A33CA9 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 |
|---|---|---|---|
| JBU72 | - | 3 | 2026-04-13 |
| JBU71 | JetBlue Airways | 3 | 2026-04-13 |
| JBU678 | - | 3 | 2026-04-13 |
| JBU163 | JetBlue Airways | 3 | 2026-05-18 |
| JBU8564 | JetBlue Airways | 2 | 2026-05-07 |
| JBU8452 | JetBlue Airways | 2 | 2026-04-23 |
| JBU811 | JetBlue Airways | 2 | 2026-04-15 |
| JBU776 | JetBlue Airways | 2 | 2026-04-14 |
| JBU775 | JetBlue Airways | 2 | 2026-04-14 |
| JBU677 | - | 2 | 2026-04-13 |
| JBU418 | JetBlue Airways | 2 | 2026-04-22 |
| JBU355 | - | 2 | 2026-04-17 |
| JBU2768 | JetBlue Airways | 2 | 2026-05-22 |
| JBU2754 | JetBlue Airways | 2 | 2026-04-17 |
| JBU2523 | JetBlue Airways | 2 | 2026-04-15 |
| JBU249 | JetBlue Airways | 2 | 2026-05-16 |
| JBU2448 | JetBlue Airways | 2 | 2026-05-11 |
| JBU2324 | JetBlue Airways | 2 | 2026-04-16 |
| JBU2283 | JetBlue Airways | 2 | 2026-05-12 |
| JBU2230 | JetBlue Airways | 2 | 2026-05-13 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | JBU396 | PUJ → BOS | May 29, 21:35 UTC | May 30, 02:35 UTC | 5h 0m |
| 2026-05-29 | JBU95 | BOS → PUJ | May 29, 14:50 UTC | May 29, 20:20 UTC | 5h 30m |
| 2026-05-29 | JBU1755 | BOS → DCA | May 29, 00:18 UTC | May 29, 22:15 UTC | 21h 57m |
| 2026-05-28 | JBU782 | MBJ → JFK | May 28, 21:35 UTC | May 28, 22:50 UTC | 1h 15m |
| 2026-05-28 | JBU1516 | JFK → SYR | May 28, 02:49 UTC | May 29, 01:35 UTC | 22h 46m |
| 2026-05-27 | JBU1202 | JFK → BUF | May 27, 21:40 UTC | May 28, 19:40 UTC | 22h 0m |
| 2026-05-27 | JBU2401 | LGA → CHS | May 27, 18:40 UTC | May 28, 16:15 UTC | 21h 35m |
| 2026-05-27 | JBU130 | RSW → JFK | May 27, 11:10 UTC | May 27, 13:30 UTC | 2h 20m |
| 2026-05-27 | JBU130 | RSW → JFK | May 27, 11:09 UTC | May 28, 03:30 UTC | 16h 21m |
| 2026-05-26 | JBU2065 | BOS → RSW | May 26, 22:50 UTC | May 27, 01:49 UTC | 3h 0m |
| 2026-05-26 | JBU70 | PBI → JFK | May 26, 18:10 UTC | May 26, 20:54 UTC | 2h 45m |
| 2026-05-26 | JBU2201 | JFK → FLL | May 26, 14:09 UTC | May 26, 16:40 UTC | 2h 30m |
| 2026-05-26 | JBU1678 | JAX → JFK | May 26, 10:25 UTC | May 26, 12:10 UTC | 1h 45m |
| 2026-05-26 | JBU1677 | JFK → JAX | May 26, 01:44 UTC | May 26, 03:50 UTC | 2h 5m |
| 2026-05-25 | JBU817 | BOS → JFK | May 25, 23:24 UTC | May 26, 00:14 UTC | 50m |
| 2026-05-25 | JBU640 | CLE → BOS | May 25, 20:15 UTC | May 25, 21:30 UTC | 1h 15m |
| 2026-05-25 | JBU641 | BOS → CLE | May 25, 17:15 UTC | May 25, 18:50 UTC | 1h 35m |
| 2026-05-24 | JBU946 | BNA → BOS | May 24, 20:55 UTC | May 25, 20:15 UTC | 23h 20m |
| 2026-05-24 | JBU947 | JFK → BZN | May 24, 17:23 UTC | May 25, 15:50 UTC | 22h 27m |
| 2026-05-24 | JBU732 | LGA → BOS | May 24, 00:06 UTC | May 24, 21:50 UTC | 21h 44m |
| 2026-05-23 | JBU1159 | BOS → PHL | May 23, 11:00 UTC | May 23, 12:00 UTC | 1h 0m |
| 2026-05-23 | JBU1159 | BOS → PHL | May 23, 10:57 UTC | May 24, 02:35 UTC | 15h 39m |
| 2026-05-23 | JBU506 | FLL → EWR | May 23, 01:10 UTC | May 23, 03:15 UTC | 2h 4m |
| 2026-05-22 | JBU507 | JFK → PBI | May 22, 21:10 UTC | May 22, 23:35 UTC | 2h 25m |
| 2026-05-22 | JBU2768 | TPA → BQN | May 22, 02:40 UTC | May 22, 03:55 UTC | 1h 15m |
| 2026-05-22 | JBU2768 | TPA → BQN | May 22, 02:39 UTC | May 23, 02:15 UTC | 23h 37m |
| 2026-05-21 | JBU1852 | CUN → JFK | May 21, 21:20 UTC | May 22, 00:40 UTC | 3h 20m |
| 2026-05-21 | JBU1851 | JFK → CUN | May 21, 15:35 UTC | May 21, 19:00 UTC | 3h 25m |
| 2026-05-19 | JBU2474 | SJU → BDL | May 19, 15:50 UTC | May 19, 17:20 UTC | 1h 30m |
| 2026-05-19 | JBU1273 | JFK → CHS | May 19, 12:25 UTC | May 19, 14:00 UTC | 1h 35m |
| 2026-05-18 | JBU164 | SRQ → JFK | May 18, 22:35 UTC | May 19, 01:10 UTC | 2h 35m |
| 2026-05-18 | JBU163 | JFK → SRQ | May 18, 18:50 UTC | May 18, 21:20 UTC | 2h 30m |
| 2026-05-18 | JBU1017 | BOS → JFK | May 18, 01:42 UTC | May 19, 00:15 UTC | 22h 33m |
| 2026-05-17 | JBU860 | FLL → BOS | May 17, 22:56 UTC | May 18, 21:20 UTC | 22h 24m |
| 2026-05-17 | JBU1455 | BOS → DCA | May 17, 13:51 UTC | May 18, 02:30 UTC | 12h 40m |
| 2026-05-17 | JBU2468 | CHS → BOS | May 17, 10:13 UTC | May 18, 02:30 UTC | 16h 18m |
| 2026-05-16 | JBU249 | SAV → BOS | May 16, 12:57 UTC | May 17, 12:15 UTC | 23h 19m |
| 2026-05-16 | JBU249 | SAV → BOS | May 16, 13:01 UTC | May 16, 15:10 UTC | 2h 10m |
| 2026-05-15 | JBU502 | JAX → BOS | May 15, 22:35 UTC | May 16, 03:10 UTC | 4h 35m |
| 2026-05-15 | JBU303 | IAD → LGB | May 15, 15:20 UTC | May 15, 20:20 UTC | 5h 0m |
| 2026-05-14 | JBU311 | BOS → ORD | May 14, 11:09 UTC | May 15, 09:40 UTC | 22h 32m |
| 2026-05-13 | JBU2230 | MKE → BOS | May 13, 22:00 UTC | May 13, 23:55 UTC | 1h 55m |
| 2026-05-13 | JBU2230 | MKE → BOS | May 13, 21:56 UTC | May 14, 20:15 UTC | 22h 20m |
| 2026-05-13 | JBU2229 | BOS → MKE | May 13, 18:45 UTC | May 13, 20:50 UTC | 2h 5m |
| 2026-05-13 | JBU1814 | ORF → BOS | May 13, 15:50 UTC | May 13, 17:05 UTC | 1h 15m |
| 2026-05-13 | JBU1813 | BOS → ORF | May 13, 13:31 UTC | May 13, 14:40 UTC | 1h 10m |
| 2026-05-12 | JBU2184 | RDU → BOS | May 12, 19:36 UTC | May 13, 17:20 UTC | 21h 45m |
| 2026-05-12 | JBU2283 | BOS → RDU | May 12, 16:35 UTC | May 13, 16:15 UTC | 23h 41m |
| 2026-05-12 | JBU1480 | FLL → DCA | May 12, 10:57 UTC | May 13, 10:15 UTC | 23h 19m |
| 2026-05-11 | JBU2448 | SDQ → FLL | May 11, 18:40 UTC | May 11, 20:35 UTC | 1h 55m |
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 N3077J page for operator, model, and routing details .