encryptSIM network operator guide
O2 eSIM destinations
O2 can be available through encryptSIM in 4 supported destinations, with listed service types 5G / LTE.
5G LTE
Using encryptSIM with O2
Use this page to see where encryptSIM can use O2, then open each destination guide to compare the other supported networks available there.
O2 supported destinations
These are the destinations where O2 can be one of the available mobile networks for encryptSIM data.
O2 mobile coverage map
Explore operator coverage layers for the supported destinations where map data is available. The map is practical coverage context only; it does not guarantee indoor signal, speed, roaming availability, or service at every point.
O2 network identifiers
These public MCC/MNC identifiers can help recognize local network names a device may show during manual network selection. They are technical network identifiers, not a speed or availability guarantee.
| Destination | Local network | PLMN | Listed bands |
|---|---|---|---|
| Czech Republic | O2 Czech Republic | 230-02 MCC 230 路 MNC 02 |
GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2600 |
| Germany | Telef贸nica Germany GmbH & Co. oHG Brand: O2 | 262-03 MCC 262 路 MNC 03 |
GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2100 / LTE 2600 |
| Germany | Telef贸nica Germany GmbH & Co. oHG Brand: O2 | 262-05 MCC 262 路 MNC 05 |
GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 |
| Germany | Telef贸nica Germany GmbH & Co. oHG Brand: O2 | 262-07 MCC 262 路 MNC 07 |
GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2600 |
| Germany | Telef贸nica Germany GmbH & Co. oHG Brand: O2 | 262-08 MCC 262 路 MNC 08 |
GSM 900 / GSM 1800 / UMTS 2100 |
| Germany | Telef贸nica Germany GmbH & Co. oHG Brand: O2 | 262-11 MCC 262 路 MNC 11 |
GSM 900 / GSM 1800 / UMTS 2100 |
| Germany | Telef贸nica Germany GmbH & Co. oHG Brand: O2 | 262-17 MCC 262 路 MNC 17 |
Not listed |
| Germany | Telef贸nica Germany GmbH & Co. oHG Brand: O2 | 262-77 MCC 262 路 MNC 77 |
GSM 900 |
| Slovakia | O2 Slovakia | 231-06 MCC 231 路 MNC 06 |
GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 1800 / TD-LTE 3500 / TD-LTE 3700 |
| United Kingdom | Telef贸nica Europe Brand: O2 (UK) | 234-02 MCC 234 路 MNC 02 |
GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 800 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2300 / 5G 3500 |
| United Kingdom | Telef贸nica Europe Brand: O2 (UK) | 234-10 MCC 234 路 MNC 10 |
GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 800 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2300 / 5G 3500 |
| United Kingdom | Telef贸nica Europe Brand: O2 (UK) | 234-11 MCC 234 路 MNC 11 |
GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 800 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2300 / 5G 3500 |
Related operators in the same destinations
Practical checks before using O2
- Use the destination cards to see where O2 can be available through encryptSIM.
- Use each destination page to see which other supported operators are available there.
- Keep data roaming enabled for the encryptSIM line.
- Actual service depends on device support, roaming availability, signal, local coverage, and congestion.
Check your eSIM device
Before using encryptSIM on O2 or any listed destination, make sure your phone or tablet supports eSIM.
Network names you may see
O2; O2 - CZ; O2 - SK; O2 - UK; O2 Germany; Virgin Media O2
O2 eSIM FAQ
Does encryptSIM work with O2?
Yes, where O2 is available in the supported destinations listed on this page: Czech Republic, Germany, Slovakia, United Kingdom.
Do I need a local O2 account?
No. encryptSIM is a separate eSIM data product. You do not need to open a direct local O2 account for the data coverage listed here.
Can I force my phone to stay on O2?
Network selection depends on device settings, roaming availability, signal, local coverage, congestion, and local radio conditions.
Does 5G or 4G guarantee performance?
No. 5G, 4G, LTE, and 3G describe listed radio access. Actual performance depends on device support, signal, congestion, and plan conditions.