Constantine area code
Constantine, Algeria: area code 31. From abroad dial +213 31 XX XX XX; within the country 031 XX XX XX.
31
- Country
Algeria +213- Area code
- 31
- From abroad
- +213 31 XX XX XX
- Within the country
- 031 XX XX XX
How to dial
From another country dial +213, then 31 and the local number: +213 31 XX XX XX. In place of the +, dial the exit code of the country you are calling from: 00 in most countries, 011 from the US and Canada. On a mobile phone you can simply dial +.
From elsewhere in Algeria: 031 XX XX XX.