Directly due west in Xicheng District, another intersection with four sign gates is called Xisi or the "Western Four".

[1] The sign gates at Dongsi and Xisi were removed in 1958 but the location names remain.

Today, the Dongsi Station on Lines 5 and 6 of the Beijing Subway is located underneath the intersection.

[3] As of 2020, the Dongsi Subdistrict has a population of 33,670 and an area of 1.42 square kilometres (0.55 sq mi).

The Dongsi Shitiao Station on Subway Line 2 marks the intersection of the alleyway and the wall.