USDA-owned and operated quarantine stations use bands with letters and three or four numbers. The letters refer to the name of the station:
Honolulu, HI - HH
Key West, FL - T
Miami, FL - 58A, 58B, 58C, 58D, 58E, 58F or USDA-F
Newburgh, NY - NNY
The letters on the leg bands of USDA-regulated pet bird quarantine stations refer to location and are followed by three or four numbers:
Brownsville, TX - USDAB
Honolulu, HI - USDAH
Los Angeles, CA - USDAA
Miami, FL - USDAM
Mission, TX - USDAX ** for confiscated birds being put up for auction.
Newburgh, NY - USDANNY
San Ysidro, CA - USDAN
Privately owned commercial import stations use bands with an alphanumeric code - three letters followed by three numbers. The first letter signifies the state in which the station is located:
California - C,O
Florida - F
Hawaii - H
Illinois - I
Louisiana - L
Michigan - M
New York - N
Texas - T
The second letter denotes the quarantine station, while the third letter is part of the bird's ID number. For additional information regarding the numbers and letters on a bird's import band, call the USDA Administration Office Department of Agriculture, Fish, & Wildlife.