Translation guide
In Japanese, an area code is called 市外局番 (shigai kyokuban). When giving a phone number, the area code is often enclosed in parentheses or separated by a hyphen.
市外局番
area code
The numerical prefix for a geographic region in a phone number
What's the area code for Tokyo? · You need to dial the area code first.
Standard term for area code. Used in formal and everyday contexts.
市外局番は03です。
The area code is 03.
市外局番からダイヤルしてください。
Please dial the area code first.
Short for 市外局番. Common in casual conversation.
Japanese phone numbers are often written with the area code in parentheses, like (03) 1234-5678, or separated by hyphens: 03-1234-5678.
ここの局番は何？
What's the area code here?