Area code 121
West Midlands · Birmingham
- Area code
- 121
- Country
- United Kingdom
- Region
- West Midlands
- Major cities
- Birmingham
- Time zone
- Europe/London
- Note
- Birmingham area code, dialed as 0121 domestically.
This is a domestic area code inside United Kingdom. It is not the international calling code.
Frequently asked questions
Which cities use area code 121?
Area code 121 serves West Midlands in United Kingdom, including Birmingham.
What region does area code 121 cover?
Area code 121 covers West Midlands. Area codes route calls to a specific city or region within a country's national telephone network.
What is the difference between an area code and a calling code?
A calling code routes a call across borders to a national network, while an area code routes it to a city or region inside that network. For a United Kingdom number, the country calling code is the international prefix and 121 is the domestic area code.
What time zone is area code 121 in?
Area code 121 is in the IANA time zone Europe/London.
Is area code 121 the international calling code?
No. 121 is a domestic area code inside United Kingdom, not the international calling code. To call this region from abroad, you dial the country's calling code first, then 121 and the local number.