Editing GSM (section)

=== Discontinuation ===
{{See also|2G#Phase-out}}
[[Telstra]] in [[Australia]] shut down its 2G GSM network on 1 December 2016, the first mobile network operator to decommission a GSM network.<ref>{{cite web |url=https://www.telegeography.com/products/commsupdate/articles/2016/12/02/telstra-switches-off-gsm-network/ |title=Telstra switches off GSM network |publisher=TeleGeography |date=2016-12-02 |accessdate=2016-12-02}}</ref> The second mobile provider to shut down its GSM network (on 1 January 2017) was [[AT&T Mobility]] from the [[United States]].<ref>[[bmobile]] in [[Trinidad and Tobago]] shut down its 2G GSM network in December 2017.
{{cite web 
|url= https://www.business.att.com/content/other/2G-Sunset-FAQ_2016.pdf |archive-url=https://web.archive.org/web/20160510144041/https://www.business.att.com/content/other/2G-Sunset-FAQ_2016.pdf |archive-date=2016-05-10 |url-status=live
|title= 2G Sunset |work= ATT Mobility
|accessdate= 10 August 2016
}}
</ref> 
[[Optus]] in [[Australia]] completed the shut down of its 2G GSM network on 1 August 2017, part of the Optus GSM network covering [[Western Australia]] and the [[Northern Territory]] had earlier in the year been shut down in April 2017.<ref>{{cite web|date=2017-08-01|title=Optus to complete 2G network turn off|url=https://www.optus.com.au/about/media-centre/media-releases/2017/07/optus-to-complete-2g-network-turn-off|accessdate=2020-11-20|publisher=Optus}}</ref>
[[Singapore]] shut down 2G services entirely in April 2017.<ref>{{cite web |url=https://www.m1.com.sg/AboutM1/NewsReleases/2017/2G%20services%20to%20cease%20on%201%20April%202017.aspx |title=Joint Media Release by IMDA, M1, Singtel & StarHub: 2G services to cease on 1 April 2017 |publisher=M1 |date=2017-03-27 |accessdate=2017-10-22}}</ref>