I am pretty sure it is behind the passenger-side kick-panel just below the glove box. It's not very big, you will see a red button on the top of it that you will need to press.
According to the 2000 Ford Ranger Owner Guide : The fuel pump shut off switch ( inertia switch ) is in the front passenger footwell , BY the kick panel * but the drawing Ford has indicates that it is BEHIND the kick panel
In the right front passenger footwell , by or behind the kick panel
The 1992 Ford Ranger does not have a fuel pump shutoff switch. You can disable the fuel pump by removing the fuel pump fuse.
On a 2000 Ford Ranger : The electric fuel pump is INSIDE the fuel tank It is installed through an access hole on top of the fuel tank
where is fuel pump relay switch on 2003 ford ranger
in the fuel tank
how do you change a fuel filter and were is it located on a 2000 xlt ford ranger
In the front passenger footwell by ( or behind ) the kick panel
how to reset cutoff to fuel pump
The SuperCab version holds ( 73.8 liters / 19.5 U.S. gallons ) on a 2000 Ford Ranger
The fuel pump shut off ( inertia switch ) is located in the front passenger footwell behind the kick panel on a 1999 Ford Ranger
The electric fuel pump is inside the fuel tank