First of all, let`s try to quickly understand the actors involved in the provision of the roaming service with the help of this simple graph: in Russia, even domestic operators charge different rates depending on whether users are inside or outside their “region of origin”. A number of legislative attempts to remove “internal roaming” have failed due to opposition from operators.  Following the annexation of Crimea in 2014, Russian operators face considerable criticism, as they do not offer their services directly in Crimea, although it is formally recognized as a regular federal subject within Russia.  On 19 February 2020, Bolivia, Colombia, Ecuador and Peru voted to abolish roaming charges. The agreement is expected to start in 2022.  This type refers to the ability to move from one region to another in the national coverage of the mobile operator (“internal roaming”). Initially, operators were able to offer commercial offers limited to a region (sometimes to a single city). Due to the success of GSM and cost reduction, regional roaming is rarely offered to customers, except in countries that have large geographical areas like the United States, Russia, India, etc., where there are a number of regional operators. […] Minutes you might have created due to misinformation about what your service provider`s international roaming policy is and the price of making phones. Roaming is divided into “SIM-based roaming” and “Username/password-based roaming”, the term “roaming” including roaming between networks of different network standards, for example.B. .