Monaco phone-number intelligence
Country code: +377 · ISO: MC/MCO
Monaco phone number format
International format (E.164): +377 XXX XXX XXX
Format illustration only — each X stands for a digit; this is not a real subscriber number.
Domestic numbers in Monaco are often written with a leading trunk prefix (usually 0) — drop it when dialling internationally.
- Free HLR lookup — check whether a Monaco number is active
- Validate a Monaco phone number (E.164 parser)
How to call Monaco
To call Monaco from abroad, dial your international access prefix — 00 from most of Europe, 011 from the US and Canada, or simply + on any mobile phone — then the country code +377 and the subscriber number.
Example: +377 XXX XXX XXX or 00 377 XXX XXX XXX
Line type breakdown
| Line type | Share |
|---|---|
| mobile | 70.0% |
| voip | 15.0% |
| fixed_line | 15.0% |
Top mobile carriers
| Brand | MCC-MNC |
|---|---|
| — | |
Most-seen OTP services
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Frequently asked questions
What is the country code for Monaco?
The country code for Monaco is +377. Dial it after + or your international access prefix (00/011) when calling from abroad.
How do I call Monaco from abroad?
Dial + or your international access prefix (00 in most of Europe, 011 from the US and Canada), then the country code +377 and the subscriber number — for example +377 XXX XXX XXX.
What is the phone number format in Monaco?
Numbers in Monaco are written in the international E.164 format starting with +377, for example +377 XXX XXX XXX (a format illustration, not a real number).
Country codes in the same region
- Andorra (+376)
- San Marino (+378)
- Belarus (+375)
- Ukraine (+380)
- Moldova (+373)
- Serbia (+381)
- Estonia (+372)
- Montenegro (+382)