| Symbol | Name | Country | Exchange |
|---|---|---|---|
| CYFWF | Cyfrowy Polsat | US | OTC |
| CYFWY | Cyfrowy Polsat ADR | US | OTC |
| IQST | Iqstel Inc. | US | OTC |
| KTEL | Konatel Inc. | US | OTC |
| TEUM | Pareteum Corp | US | OTC |
| TGRP | Tron Group Inc | US | OTC |
| TPTW | Tpt Global Tech Inc | US | OTC |
| VODPF | Vodafone Group Plc | US | OTC |
| NOS | NOS S.G.P.S. S.A. | PT | LS |
| KMBA | SK TELECOM CO.LTD.ADR 5/9 | DE | F |
| PMV | NOS S.G.P.S. S.A | DE | F |
| 0J1Z | Nos SGPS SA | GB | LSE |