try ebay! also try RockAuto.com at: http://www.rockauto.com/catalog/raframecatalog.php I bought side marker lights from them for another vehicle and they are good ones.
To replace front parking light on a 1999 Ford Taurus, lift the hood and remove the bolt holding the parking light housing cover. Twist the parking light off and replace with a new one.
Remove the headlight assembly and you will have access to the parking light bulb.
behind the headlight
Front or back?
howto change 2007 kia spectra parking light
carefully
show a picture digram on how to remove a parking light from a Mercedes benz 2006
The are two Phillips head screws below the parking light assembly that are attached to the splash guard, remove the two screws and then parking light assembly should pull out from the header panel.
plane wavefront
There's one screw on top of the parking light in the engine compartment that you need to remove, then it should come right out.
THE CAR NEEDS FRONT BRAKES............................
Front of the car, built into the headlight assembly. It is the orange light nearest the tire.