K Southern 3 Region
The address for the FAA Southern 3 Region office is as follows:
 
280C
2850 E Valencia Rd
Mail Drop 33N1
Tucson AZ 85706
 
Phone: (855) 432-7587
FAX:
 
(602) 257-7031 (Area codes 602, 480, and 623)
(844) 680-9840 (Toll Free from any other area code)
 
FAA offices serving the Southern 3 Region are as follows:
 
168C
 
Processing Centers managed by the Southern 3 Region are as follows:
 
FAA TUS - VALENCIA PROCESSING CTR A (280C)
FAA TUS - VALENCIA PROCESSING CTR B (281C)
FAA TUS - VALENCIA PROCESSING CTR B (265C)