Associate Members
| Member | Joined | Action |
| ACI Informatica | 2008-03-01 | |
| Agenzia per l'Italia Digitale | 2004-01-01 | |
| Belgacom International Carrier Services | 2019-01-01 | |
| Campaniacom | 2018-08-20 | |
| CenturyLink | 2018-09-05 | |
| China Telecom | 2018-09-25 | |
| Cogent Communications | 2008-03-01 | |
| Digi Italy | 2018-10-25 | |
| E4A | 2008-05-02 | |
| Foxtel | 2009-01-01 | |
| GTT | 2008-04-01 | |
| Intermatica | 2018-12-17 | |
| KPNQwest Italia | 2018-06-04 | |
| Level7 | 2008-03-01 | |
| Linkem | 2018-01-01 | |
| Tata Communications | 2020-09-28 | |
| Teknonet | 2019-05-13 | |
| Telefonica | 2020-09-28 | |
| Telia Carrier | 2018-06-20 |