https://wiki.borderconnect.com/index.php?title=Standard_Carrier_Alpha_Code_(CBP)
Standard Carrier Alpha Code (CBP) - BorderConnect Wiki
alpha codestandardcarriercbpwiki
https://usacustomsclearance.com/glossary/standard-carrier-alpha-code-scac/
Standard Carrier Alpha Code (SCAC) | Glossary | USA Customs Clearance
We define Standard Carrier Alpha Code (SCAC) and its role in the customs clearance and importing process into the U.S.
alpha codestandardcarrierscacglossary
https://www.guidonsandmore.com/icfa.html
Alpha (A) International Code Flag
alphainternationalcodeflag