| Optinet China | 16-17 June 2021 | Beijing, China | www.optinetchina.com |
| Mobile World Congress | 28 June – 4 July 2021 | Barcelona, Spain | www.mwcbarcelona.com |
| DataCentre World | 6-7 July 2021 | Virtual | https://www.datacentreworld.com/ |
| Submarine Networks EMEA | 1-3 September 2021 | London, UK | https://www.terrapinn.com/conference/submarine-networks-world-europe/ |
| CIOE 2021 | 1-3 September 2021 | Shenzen, China | https://www.cioe.cn/EN/ |
| ECOC Exhibition 2021 | 13-15 September 2021 | Bordeaux, France | www.ecocexhibition.com |
| Connected Britain | 21-22 September 2021 | London | https://www.terrapinn.com/conference/connected-britain/ |
| Submarine Networks World | 29-30 September 2021 | Suntec, Singapore | https://www.terrapinn.com/conference/submarine-networks-world/index.stm |
| FTTH Conference 2021 | 15-16 September 2021 | Virtual | www.ftthconference.eu/home |
| NGON and DCI World | 27-30 September 2021 | Barcelona | https://tmt.knect365.com/next-generation-optical-networking |
| Photonic Integration Conference | 29 September 2021 | Online | www.phiconference.com |
| SCTE•ISBE Cable-Tec Expo® | 11-14 October 2021 | Atlanta, USA | https://expo.scte.org/ |
| Broadband World Forum | 12-14 October 2021 | RAI Amsterdam | https://tmt.knect365.com/bbwf/ |
| Total Telecom Congress | 26-27 October 2021 | London, UK | https://www.terrapinn.com/conference/total-telecom-congress/ |
| Fibre Optics Expo | 27 – 29 Oct 2021 | Japan | www.foe.jp/en-gb.html |
| PIC International | 9-10 November 2021 | Brussels, Belgium | www.picinternational.net |
| Fiber Connect | TBC | Orlando, USA | www.fiberconnect.org |
| Broadband World Forum | 12-14 October 2021 | RAI Amsterdam | https://tmt.knect365.com/bbwf/ |
| Total Telecom Congress | 26-27 October 2021 | London, UK | https://www.terrapinn.com/conference/total-telecom-congress/ |
| Fibre Optics Expo | 27 – 29 Oct 2021 | Japan | www.foe.jp/en-gb.html |
| Telecoms World Asia 2021 | 16-17 November 2021 | Bangkok, Thailand | https://www.terrapinn.com/conference/telecoms-world-asia/index.stm |
| IBC | 3-6 December 2021 | Amsterdam | https://www.ibc.org/ibcshowcase |
