eSIM for San Marino
San Marino at a glance
- Generations
- 3G, 4G/LTE, 5G
- Main carriers
- TIM San Marino, San Marino Telecom
- Local eSIM
- Some local carriers issue eSIMs
- Calling code
- +378
San Marino's mobile networks support 3G, 4G/LTE, and 5G connectivity. The main operators are TIM San Marino and San Marino Telecom, operating on key bands including B3 (1800 MHz) for LTE and n78 (3.5 GHz) for 5G. A travel eSIM will connect to these networks on any modern eSIM-capable phone.
Home-carrier roaming in San Marino typically incurs high costs. Travel eSIM country plans are generally available and tend to offer a simpler and more economical alternative to obtaining a local SIM or eSIM for short-term visits, though specific offerings vary. Some local carriers do issue eSIMs if a local option is preferred.
| Connectivity | As publicly reported |
|---|---|
| Network generations | 3G, 4G/LTE, 5G |
| Main mobile networks (MNOs) | TIM San Marino, San Marino Telecom |
| Key travel bands | B3(1800), n78(3.5GHz) |
| Local eSIM support | Some local carriers issue eSIMs |
| Region | Europe |
| Capital | San Marino |
| Calling code | +378 |
Travel eSIM or local SIM in San Marino?
Home-carrier roaming is costly here; travel-eSIM country plans are available and generally cheaper and simpler than a local SIM for short stays. See the eSIM-vs-roaming view for this country →
Travel eSIM plans for San Marino
Live plans and prices here are supplied by the eSIM provider feed (Airalo / Holafly / Saily) at publish time — not stored or estimated on this page. A travel eSIM works on almost any modern eSIM-capable phone regardless of whether local carriers issue eSIMs. Open the plan finder →

Frequently asked questions
Will a travel eSIM work in San Marino?
How much does an eSIM for this country cost?
Full coverage & carriers → · eSIM vs roaming → · Look up another country →
Compiled from public-record telecom facts (the MNO roster, commercially-launched 3G/4G/5G generations, deployed travel-relevant bands and local-eSIM support) and verified June 2026; see the source we compile this country from. This country's connectivity row is currently low-confidence (small / island / single-operator / fast-changing market), so treat the carrier, band and 5G details as a starting point we are still verifying. How we compile this. Plan prices are supplied by the eSIM provider feed at publish time, not stored here.