This is the telephone area code for Muroran and surrounding areas in Hokkaido Prefecture, Japan.
How to Call Muroran from Overseas
- Dial your country's exit code (International Access Code)
- Dial 81 (Japan country code)
- Dial the area code (143 - without the leading 0)
- Dial the local phone number
Example: Calling Muroran from Switzerland
00 81 143 40 1234
Where:
00 = Switzerland exit code
81 = Japan country code
143 = Muroran area code (0143 without the 0)
40 1234 = Local Muroran phone number
Quick Facts
Muroran Area Code Coverage
The 0143 area code covers Muroran and surrounding areas in Hokkaido Prefecture:
Muroran City Center
Central business district, Muroran Station area
Port Area
Muroran Port, industrial harbor facilities
Steel Mill Districts
Industrial zones, steel manufacturing areas
Residential Areas
Suburban neighborhoods, local communities
Coastal Districts
Waterfront areas, fishing communities
Greater Muroran Region
Surrounding towns in Iburi Subprefecture
Major Japan Area Codes
Common Exit Codes for Calling Japan
When calling Muroran from these countries, use these exit codes:
United States
011
Australia
0011
European Union
00
United Kingdom
00
China
00
South Korea
001, 002