AWB Prefix Directory
921 AWB Prefix – SF Airlines
AWB prefix 921 identifies SF Airlines air waybills. Find the airline, country, AWB format, and related tracking resources.
- AWB prefix
- 921
- Airline
- SF Airlines
- Country
- China
- ICAO code
- CSS
The three-digit IATA accounting prefix 921 is assigned to SF Airlines for air waybill identification.
A standard air waybill contains the three-digit airline prefix followed by an eight-digit serial and check-digit sequence. Use the complete number when requesting tracking updates.
The prefix identifies the issuing airline. Interline or transferred cargo can still travel on flights operated by another airline.
921 air waybill format
A SF Airlines air waybill starts with 921, followed by an eight-digit serial number, for example 921-12345678.
What the 921 prefix means
921 identifies SF Airlines as the airline that issued the air waybill. Part of the journey can still be flown by another airline.
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Frequently asked questions
Which airline uses AWB prefix 921?
AWB prefix 921 is assigned to SF Airlines.
How do I track a 921 air waybill?
Use the full number: 921, followed by the eight-digit serial number.