O2 Carrier From
Germany

The O2 Carrier From Germany is denoted by codes: 262 03, 262 05, 262 07, 262 08, 262 11, 262 17, 262 77. The followings IDs are called HNI (Home network identity). This code is created by the combination of two other Mobile Country Code (MCC) and Mobile Network Code (MNC). The first three numbers stand for the MCC and they are used in order to identify the region which the carried comes from (in the following example it’s Germany). The last numbers of the HNI code are equal with the MNC and this ID is given for the specific mobile network operator.

Besides O2 Germany has assigned country code + 49. This number + 49 is equal with international calling code and it’s simply the telephone dialing prefixes used for calling O2 numbers.
O2 uses 2 GSM bands, 2 UMTS bands, 6 and 0 CDMA bands.. You can read the specific frequency bands in the table below. All bands of the O2 are display in MHz units.
Another important information in O2 Germany architectures is the standard of used protocols. It also uses 8 protocols such as GSM, UMTS, LTE, CDMA. The ISO standard code of O2 is DE. You can see more info about this mobile network operator at http://www.o2online.de. How to check O2 coverage? How to check if your phone will work in Germany?