Running through Eßweiler is "Landesstraße" (State Road) 372, known locally as Hauptstraße (“Main Street”). It leads from Rothselberg to Offenbach-Hundheim. Joining to Hauptstraße in the village centre is "Landesstraße" 369, known locally as Krämelstraße. It leads to Jettenbach, and "Kreisstraße" (District Road) 31 branches from it at the Schneeweiderhof. It was built in 1959. The "Kaiserslautern West" interchange onto the Autobahn A 6 (Saarbrücken–Mannheim) lies 25 km away. It is 20 km to the "Kusel" interchange onto the Autobahn A 62 (Kaiserslautern–Trier), and likewise 20 km to the "Sembach" interchange onto the Autobahn A 63 towards Mainz. Furthermore, "Bundesstraßen" 270 (near Kreimbach-Kaulbach, roughly 6 km), 420 and 423 (in Altenglan, roughly 10 km) are right nearby.