031 area code — Osijek-Baranja
In Croatia, the area code 031 covers Osijek-Baranja. Numbers are written internationally as +385 31.
How to call Osijek-Baranja
- From abroad
- +385 31 XXX XXXX
- Within Croatia
- 031 XXX XXXX
- Country calling code
- +385
About the 031 area code
When you see a number beginning +385 31, it belongs to Osijek-Baranja: the 385 is Croatia's country calling code and 31 is the area code.
Area codes like 031 tie a phone number to a place — useful for knowing where a call or message originates, and for signing up to services that expect a local Croatia number. To actually receive an SMS on a Croatia number, a temporary or virtual line does the job without exposing your own SIM.
Frequently asked questions
What area code is Osijek-Baranja?
Osijek-Baranja uses the area code 031, written internationally as +385 31.
How do I call Osijek-Baranja from another country?
Dial your international access code, then +385 31, then the local number — dropping the national leading 0.
What time is it in Osijek-Baranja?
Osijek-Baranja is in the Europe/Zagreb time zone; the live clock above shows the current local time.
Is 031 a mobile or a landline code?
031 is a geographic (landline) area code for Osijek-Baranja. Mobile numbers in Croatia use their own separate prefixes.