Which preposition to use with langar

on Occurrences 2%

The distance from Langar on the east to the village of Laspur on the west of the pass is not more than ten miles, yet Borradaile's party, leaving Langar at daybreak, did not reach Laspur till seven o'clock at night.

at Occurrences 1%

The distance from Langar on the east to the village of Laspur on the west of the pass is not more than ten miles, yet Borradaile's party, leaving Langar at daybreak, did not reach Laspur till seven o'clock at night.

Which preposition to use with  langar