Country calling code

San Marino country code: +378

Q: What is the country code of San Marino?

The country calling code of San Marino is +378.

To call San Marino from another country, dial your exit code, then 378, then the national number. A San Marino mobile number dialled from abroad looks like +378 66 66 12 12.

Country code: +378
Exit code (IDD): 00
Trunk prefix: None
Mobile number length: 8 digits
ISO country code: SM
Time zone: UTC+1 (UTC+2 in summer)
Capital: San Marino
Currency: EUR

How to call San Marino

1
Dial the exit code of the country you are in. 011 in the US and Canada, 00 in the UK and most of Europe, 0011 in Australia. On a mobile phone, press and hold 0 to type + instead.
2
Dial 378, the country code of San Marino.
3
Dial the local number.

Calling from	You dial
Inside San Marino	66 66 12 12
Any mobile phone	+378 66 66 12 12
United States or Canada	011 378 66 66 12 12
UK, Germany, India and most countries	00 378 66 66 12 12
Australia	0011 378 66 66 12 12
Japan	010 378 66 66 12 12

Example with the San Marino sample number +37866661212.

Calling abroad from San Marino

Dial the exit code 00, then the country code and the number. To call the US from San Marino: 00 1 + area code + number.

San Marino phone number format

Example numbers for each number type, written the way they are dialled inside San Marino and from abroad. The length counts the digits after the country code.

Type	National format	International format	E.164	Digits
Mobile	66 66 12 12	+378 66 66 12 12	+37866661212	8
Landline	0549 886377	+378 0549 886377	+3780549886377	10
Premium rate	71 12 34 56	+378 71 12 34 56	+37871123456	8
VoIP	58 00 11 10	+378 58 00 11 10	+37858001110	8

Mobile networks in San Marino

The first digits of a number show which network the number range was assigned to. Numbers can be ported to another network later.

TELENET

1 prefixes

Telecom Italia San Marino

1 prefixes

Country codes of San Marino's neighbours

🇮🇹 Italy+39

San Marino country code: FAQ

What is the country code of San Marino?

The country calling code of San Marino is +378.

How do I call San Marino from abroad?

Dial your exit code (011 from the US and Canada, 00 from most of Europe, or simply + on a mobile phone), then 378, then the local number without the leading %!s(). Example: +378 66 66 12 12.

What is the exit code for international calls from San Marino?

To call another country from San Marino, dial 00, then the other country's code and number. On mobile phones you can always use + instead.

How many digits does a San Marino mobile number have?

Mobile numbers in San Marino have 8 digits after the country code (without the trunk prefix), for example +378 66 66 12 12.

Which mobile networks operate in San Marino?

Mobile number ranges in San Marino are assigned to TELENET, Telecom Italia San Marino and others. Because numbers can be ported between networks, the prefix shows the network a number was originally issued to. Use the carrier lookup to check a specific number.

How can I check if a San Marino phone number is valid?

Enter the number in the checker on this page. It checks the length and number ranges of San Marino offline. To verify numbers in bulk or from your own software, use the numlookupapi phone validation API.

Phone number API

Validate numbers like this in your app

numlookupapi checks any phone number worldwide in one request and returns validity, line type, carrier, location and every standard format as JSON.

Read the documentation

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GET https://api.numlookupapi.com/v1/validate/+37866661212

{
  "valid": true,
  "international_format": "+37866661212",
  "country_prefix": "+378",
  "country_code": "SM",
  "line_type": "mobile",
  "carrier": "…",
  "e164_format": "+37866661212",
  "national_format": "66 66 12 12"
}