25-06 is a 30-06 necked down to .25 caliber. Like it's parent cartridge it is long action.
The 223 is considered a Short Action rifle.
If the rifle is chambered for the .308 Winchester cartridge, then long or short action can safely fire it. Long or short refers to how far the bolt travels when opened. The .308 is typically a short action- the 30-06 and longer cartridges cannot cycle thru a short action, and must be used in a long action rifle.
.223 is considered a short action cartridge.
The 264 Win.Magnum is a long action cartridge.
It depends on the particular model of the rifle, not the caliber it is in. What model and make is it?
The 300 Weatherby Magnum is a long action.
Normally a rifle chambered for .243 Winchester would be built on a short action.
What caliber is it? The length of the rifle cartridge determines if it is a long or short action.