1. Empire Communications
3270 Inland Empire Blvd, Ontario, CA 91764
Coordinate: 34.07136,-117.58026
Phone: (951) 563-1449
2. F.A.A. Ontario Air Traffic Control Tower
1250 Tower St, Ontario, CA 91761
Coordinate: 34.05008,-117.5986
Phone: (909) 605-0057
3. American Tower
1 Mills Cir, Ontario, CA 91764
Coordinate: 34.07441,-117.55631
Phone: (909) 941-1263