Union Air Force

40 F-15 Eagle fighters
40 F-18 Hornet multirole fighters.
29 A-10 Thunderbolt II air-and-ground attack aircraft.
20 CH-47 Chinook transport craft.
20 V-22 Osprey transport craft.
20 F-22 Fighters
1 B-52 Stratofortress, named Union-1, serves as an electronic warfare, long-range anti-air attack, and aerial command platform.

You can have a few more than that...

Carrier
You can have a full wing of carrier aircraft.

Fighters
100, any type, excluding stealth.

Bombers
30, any type, excluding stealth.

Helicopters
5 attack
40 transport/anti submarine

I know, but I want to start off with an airforce I could maintain using the Northeast's facilities.

A least choose some - they cost a fortune to build. They can always sit in an underground hanger for the next 100 years.

Edited.