313, 734, 248, 947
These are the telephone area codes for Detroit and surrounding metropolitan areas in Southeastern Michigan.
How to Call Detroit from Overseas
- Dial your country's exit code (International Access Code)
- Dial 1 (USA country code)
- Dial the area code (313, 734, 248, or 947)
- Dial the 7-digit local phone number
Example: Calling Detroit from the UK
00 1 313 555 1234
Where:
00 = UK exit code
1 = USA country code
313 = Detroit area code
555 1234 = Local Detroit phone number
Quick Facts
313
Original Code
+1
Country Code
10-digit
Dialing Format
011
US Exit Code
Detroit Area Code Coverage
These area codes cover Metro Detroit and surrounding regions:
313 - Detroit Proper
City of Detroit, Hamtramck, Highland Park
734 - Downriver & Washtenaw
Ann Arbor, Ypsilanti, Monroe County
248 - Oakland County
Northern suburbs, Troy, Southfield
947 - Oakland Overlay
Overlay for 248 area code
586 - Macomb County
Eastern suburbs, Warren, Sterling Heights
Metro Detroit
Southeastern Michigan region
Major US Area Codes
Common Exit Codes for Calling USA
When calling Detroit from these countries, use these exit codes:
United Kingdom
00
Australia
0011
European Union
00
Japan
010
China
00
Canada
011