Italy Phone Number Format
Italy phone numbers use the country code +39. A Italy mobile number is 10 digits and is written 312 345 6789 nationally, or +39 312 345 6789 in international format. In E.164 (the format APIs expect) it is +393123456789, with no spaces or leading zero.
| Country | Italy |
|---|---|
| Country calling code | +39 |
| Example mobile (national) | 312 345 6789 |
| Example mobile (international) | +39 312 345 6789 |
| Example mobile (E.164) | +393123456789 |
| National number length | 10 digits |
Validate a Italy phone number
How to format a Italy phone number
- Start from the national number as written locally: 312 345 6789.
- Drop the leading trunk digit (the national prefix, usually a leading 0) if present.
- Add the country code +39 in front to dial from abroad: +39 312 345 6789.
- For APIs, SMS, and storage, use E.164, no spaces or dashes: +393123456789.
Frequently asked questions
What is the country code for Italy?
The international calling code for Italy is +39. You add it before the national number (dropping any leading 0) when dialing from abroad, for example +39 312 345 6789.
How many digits is a Italy phone number?
A Italy mobile number has 10 digits in its national significant number (the part after the +39 country code). Example: 312 345 6789.
How do I write a Italy number in E.164 format?
E.164 is the international standard most APIs and SMS gateways require: a plus sign, the country code, then the national number with no spaces, dashes, or leading zero. For Italy that looks like +393123456789.
How can I check if a Italy phone number is valid?
Paste the number into the validator above. 1Lookup parses it, checks it against Italy's numbering rules, and returns its line type and carrier so you know whether it is real and reachable.