438
Sign 438: Advance direction sign

Explanation
Shows before a junction which way the destinations lie (here: Munich straight ahead, Erding to the right), so you can get into lane in good time.
Back ←Where you learn this sign
Lesson L23 · Guide signs & motorway signageDirection and diversion signs↗Similar signs to tell apart
Sign 415-20: Direction sign on federal roads
Sign 418-20: Direction sign on other main roads
Sign 432-20: Direction sign to local destinations
Sign 430-20: Direction sign to the motorway
Sign 440: Advance direction sign to the motorway
Sign 454-10: Diversion sign (pointing left)
Sign 457.1: Diversion aheadTest yourself on these signs
A one-minute drill: pick the right meaning for each sign.
Legal basis: § 42 StVO