Coverage
Countries covered by World Data SIM (Droam Test SIM). Please contact us for extended coverage.
| Country | Operator | Frequency |
| Austria | Mass Response Services GmbH | 4G/5G |
| Hutchison Drei (AUTHU IB) | 4G | |
| A1 Telekom | 4G | |
| T-Mobile | 4G/5G | |
| Belgium | Proximus | 4G/5G |
| Telenet - BASE | 5G | |
| Telenet Group BVBA/SPRL | 4G | |
| Orange | 4G/5G | |
| Bulgaria | Vivacom | 4G/5G |
| Mobiltel | 4G | |
| Telenor | 4G | |
| Croatia | Croatian Telecom | 4G/5G |
| A1 | 4G | |
| Cyprus | MTN | 4G/5G |
| Cyta Vodafone | 4G | |
| Czech Republic | Vodafone | 4G |
| T-Mobile | 4G/5G | |
| O2 | 4G | |
| Denmark | TDC Mobil | 4G |
| Hutchison 3G | 4G | |
| Telia | 4G/5G | |
| Telenor | 5G | |
| Estonia | Tele2 | 4G |
| Telia Eesti | 4G/5G | |
| Faroe Islands | Faroese Telecom | 4G |
| Finland | Alands | 4G |
| Elisa | 4G | |
| TeliaSonera | 4G/5G | |
| DNA | 5G | |
| France | Bouygues | 4G |
| SFR | 4G | |
| Orange | 4G/5G | |
| Digicel | 4G | |
| Germany | Telefonica | 4G |
| Vodafone | 4G | |
| Telekom | 4G/5G | |
| Gibraltar | Gibtel | 4G |
| Greece | WIND | 4G/5G |
| Vodafone | 4G | |
| Cosmote | 4G/5G | |
| Guadeloupe | Orange | 4G |
| Hungary | Vodafone | 4G |
| Telekom | 4G/5G | |
| Telenor | 4G | |
| Iceland | Viking Wireless | 4G |
| Vodafone | 4G | |
| Siminn | 4G | |
| Ireland | Three | 4G/5G |
| Vodafone | 4G | |
| Eir | 4G | |
| Italy | Wind Tre | 4G/5G |
| H3G | 4G | |
| TIM | 4G/5G | |
| Vodafone | 4G | |
| Mass Response Services GmbH NM | 4G | |
| Latvia | Tele2 | 4G |
| LMT | 4G/5G | |
| Liechtenstein | Salt (Liechtenstein) AG | 4G |
| Lithuania | Bite | 4G |
| Tele2 | 4G | |
| Telia | 4G/5G | |
| Luxembourg | Tango | 4G/5G |
| POST Luxembourg | 4G/5G | |
| Orange | 4G | |
| Malta | Go Mobile | 4G |
| Epic | 4G/5G | |
| Melita | 4G | |
| Norway | TDC Mobil | 4G |
| Telia | 4G/5G | |
| Telenor | 5G | |
| Poland | T-Mobile | 4G/5G |
| Orange | 4G | |
| P4 | 4G | |
| Polkomtel | 4G/5G | |
| Portugal | Vodafone | 4G |
| NOS | 4G/5G | |
| MEO | 4G/5G | |
| Reunion | Orange | 4G |
| Romania | RCS & RDS | 4G |
| Vodafone | 4G | |
| Telekom Romania | 4G | |
| Orange | 4G | |
| Slovakia | Slovak Telekom | 4G/5G |
| Orange | 4G | |
| O2 | 4G | |
| Slovenia | T-2 | 4G |
| Telemach d.o.o. | 4G | |
| SI.MOBIL | 4G/5G | |
| Telekom Slovenije | 4G/5G | |
| Spain | Vodafone | 4G |
| Orange | 4G/5G | |
| Movistar | 4G | |
| Xfera (Yoigo) | 4G | |
| Sweden | Hutchison 3G | 4G |
| Tele2 | 4G | |
| Telia | 4G/5G | |
| Telenor | 5G | |
| United Kingdom | Sky UK Limited | 4G |
| Three | 4G/5G | |
| Vodafone | 4G | |
| Telefonica | 4G/5G | |
| Manx Telecom | 4G | |
| EE | 4G | |
| Jersey Telecoms | 4G | |
| Sure | 4G |