Ang Mo Kio was the second station on the North South line to receive MJ Air Tech high-volume low-speed fans.

[2] On 25 January 2019, LTA announced that Ang Mo Kio station would be part of the proposed Cross Island line (CRL).

[6] Initially expected to open in 2029, the restrictions on the construction due to the COVID-19 pandemic has led to delays in the CRL line completion, and the date was pushed to 2030.

[7] Nitcharee Peneakchansak, a 14-year-old Thai, was seriously injured and lost both her legs after she fell onto the track and was hit by a train at Ang Mo Kio on 3 April 2011.

[9] Her father sued SMRT for S$3.4 million the amount equivalent to the price for the 20 pairs of prosthetic legs that Peneakchansak will need in her lifetime.

It adds that she had failed to stand behind the yellow safety line until the train had stopped despite clear warning signs displayed at the MRT station.