The A12 highway is a highway in Lithuania (Magistralinis kelias). It forms part of the road connecting Riga and Kaliningrad (highway E77) Road passes through Jonià ¡kis, à  iauliai and TauragÃÂ. The length of the road is 186.09 km.
The speed limit for most of the road length is 90 km/h. There is short 10 km dual-carriageway section south of à  iauliai. The alternative name for the road is Via Hanzeatica as the road was an important transportation corridor between cities of the Hanseatic League, Riga and current-day Kaliningrad.