[2][3] As of mid-2014, the system had 8 lines and the operable fleet included around 360 trolleybuses.

[4] The total number of trolleybuses scheduled in service in peak periods was 290 in late 2012,[5] but was 264 in mid-2014.

[4] Until 2019, the lines were identified with the following letters: A, CP, D, G, I, K, LL and S.[4][5] As of 2018, the fare is MXN $4.00 (€ 0.18, or US$ 0.21).

On October 29, 2022, line 10 was inaugurated from Metro Constitución de 1917 to Acahualtepec.

Media related to Mexico City trolleybus system at Wikimedia Commons