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San Marino

Mobile networks and carriers in San Marino use 2 GSM bands, 2 UMTS bands, and 3 LTE bands. Find out if your unlocked phone or mobile device will work in San Marino. See the tables below for details.


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San Marino's mobile network landscape is characterized by three major Mobile Network Operators (MNOs): San Marino Telecom (SMT), Telefonia Mobile Sammarinese (TMS), and Telenet. SMT, founded in 2005, operates on both mobile and fixed-line telephony markets. TMS, established in 1999, is 51% controlled by Telecom Italia San Marino and uses its infrastructure for mobile telephony services. Telenet, also created in 1999, is the second fixed-line telephone operator and offers alternative Internet services.

Historically, the telecommunications sector in San Marino has evolved significantly. The main telecommunications company, Telecom Italia San Marino (TISM), was founded in 1992 as Intelcom and initially held a monopoly on the Sammarinese telephony market. The introduction of new operators like TMS and Telenet has increased competition and diversified the services available to the public.

In recent years, San Marino has been at the forefront of 5G technology adoption. In 2017, a Memorandum of Understanding (MoU) was signed between the Government of San Marino and TIM to update the mobile network with 4.5G and introduce features of 5G such as evolved mast towers, Carrier Aggregation, and superior modulation. This initiative aimed to provide new-generation services linked to the Smart City concept, including remote surveillance, virtual reality for tourism, and Industry 4.0 services.


Carriers

Select a carrier to see frequency details
Name # of frequency bands in use
Prima 4
TISM (Telecom Italia) 7
TMS 4

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Frequencies in use

GSM

Name Interface
900 MHz (E-GSM) GSM
1800 MHz (DCS) GSM

UMTS

Name Interface
B1 (2100 MHz) UMTS
B8 (900 MHz GSM) UMTS

LTE

Name Interface
B3 (1800 MHz +) LTE
B7 (2600 MHz) LTE
B20 (800 MHz DD) LTE

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