Claro Carrier From
Costa Rica

The Claro Carrier From Costa Rica is denoted by codes: 712 03. 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 Costa Rica). The last numbers of the HNI code are equal with the MNC and this ID is given for the specific mobile network operator.

Besides Claro Costa Rica has assigned country code + 506. This number + 506 is equal with international calling code and it’s simply the telephone dialing prefixes used for calling Claro numbers.
Claro uses 1 GSM bands, 1 UMTS bands, 1 and 0 CDMA bands.. You can read the specific frequency bands in the table below. All bands of the Claro are display in MHz units.
Another important information in Claro Costa Rica architectures is the standard of used protocols. It also uses 2 protocols such as GSM, UMTS, LTE, CDMA. The ISO standard code of Claro is CR. You can see more info about this mobile network operator at http://www.claro.cr/. How to check Claro coverage? How to check if your phone will work in Costa Rica?