It is up inside of the drivers side frame rail just behind the cab. You will have to lay up under the truck and look up in the frame to see it.
Should be along the fuel line somewhere in front of the gas tank.
I have a 1996 Ram 1500 and it was on the fuel pump in the tank.
It is part of the pump in the fuel tank.
On the fuel pump itself in the fuel tank
The fuel filter is uder the driverside door outside of the truck. Underneath the truck you will see the frame ( C-beams) of the truck. Its on the inside of the driverside C-beam.
Inside the fuel tank. It is a non-serviceable filter. It is supposed to last the life of the truck.
The fuel filter is part of the pump module in the fuel tank on that truck. You need to remove the fuel tank to access the pump.
The fuel filter for this truck should be under the drivers seat connected to the frame rail.
It is inside the tank, part of the fuel pump assembly.
Look under vehicle - follow the fuel line from the tank
Try looking under the truck with a creeper near the rear of the engine, it is round. No, the above answer is not correct. The fuel filter is inside the fuel tank on a 95 Dodge 1500 RAM. I know, I own one and had it replaced. this is a very expensive filter so you know
Drain the fuel from the fuel tank. Remove the fuel line from the fuel filter. Remove the fuel filter plate. Remove the fuel filter retaining bolts. Reverse the process to install the new fuel filter.