.28 FAA Site 331C
Center of Opportunity - Tucson
 
4550 S. Palo Verde Blvd.
Mail Drop 339A
Tucson AZ 85714
 
Phone: (855) 432-7587
FAX:
 
(602) 257-7031 (Area codes 602, 480, and 623)
(844) 680-9840 (Toll Free from any other area code)