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Detroit, MI area codes and answering service

Area codes248, 313, 517, 586, 734, 810, 947, 989
Time zoneEastern
StateMichigan
IllinoisIndianaOhioOntario517734810989WarrenTroy

Detroit, MI area codesCities marked: Detroit, Warren, Livonia, Troy.
  • 248 · 947 Troy
  • 313 Detroit
  • 517
  • 586 Warren
  • 734 Livonia
  • 810
  • 989
Boundaries are approximate; area codes don't always follow city or county lines. Map data: the Homeland Security Infrastructure Program (HSIP, 2010) and the North American Numbering Plan Administrator (NANPA), checked 26 September 2026; Statistics Canada (Open Government Licence – Canada); US Census Bureau.
Detroit, MI area codes

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Detroit metro area codes at a glance

Metro area
Detroit-Warren-Dearborn, MI
Population
4,390,913 (metro area; US Census Bureau metro area population estimates, 2025). Not an area-code population.
Area codes
248, 313, 517, 586, 734, 810, 947, and 989
Time zones
Eastern

Area codes

Area codesCommunities in the metro areaMain communities
3131Detroit
248 and 94719Troy, Southfield, West Bloomfield
58610Warren, Roseville, Mount Clemens
73413Livonia, Romulus, Wyandotte
81023Port Huron, Lapeer, Brighton
5172Howell, Fowlerville
9892Clifford, Fostoria

Area codes and location

70 communities in the Detroit metro area, largest first, with the area codes whose numbers are issued there. These are telephone exchange areas, which follow the phone network rather than city limits.

CommunityArea codes
Detroit313
Warren586
Livonia734
Troy248 and 947
Southfield248 and 947
West Bloomfield248 and 947
Pontiac248 and 947
Royal Oak248 and 947
Roseville586
Commerce248 and 947
Port Huron810
Romulus734
Wyandotte734
Birmingham248 and 947
Trenton734
Wayne734
Mount Clemens586
Rochester248 and 947
New Baltimore586
South Lyon248 and 947
Farmington248 and 947
Flat Rock734
Howell517
Lapeer810
Plymouth734
45 more communities
Center Line586
Brighton810
Walled Lake248 and 947
New Haven586
Northville248 and 947
Richmond586
Holly248 and 947
Saint Clair810
Utica586
Hadley810
Algonac810
Marine City810
Belleville734
Imlay City810
Romeo586
Oxford248 and 947
Rockwood734
Lake Orion248 and 947
Fowlerville517
Almont810
Pinckney734
Capac810
Yale810
Armada586
Ortonville248 and 947
Brown City810
North Branch810
Memphis810
Dryden810
Columbiaville810
Metamora810
Clifford989
Emmett810
Auburn Heights248 and 947
Avoca810
Clarkston248 and 947
Drayton Plains248 and 947
Fostoria989
Goodells810
Gregory734
Hartland810
Jeddo810
New Boston734
Smiths Creek810
Whitmore Lake734

Notable places and their area codes

PlaceWhereWhat it isArea codes
Detroit Metropolitan Wayne County Airport1.5 km from RomulusCommercial airport, 16,110,696 enplanements (2024)734
Wayne State University3.9 km from DetroitUniversity, 28,051 12-month enrollment (2023–24)313
Ford Field6.7 km from DetroitStadium313
Detroit Institute of Arts4.0 km from DetroitMuseum313
Comerica Park6.6 km from DetroitStadium313
The Palace of Auburn Hills6.3 km from PontiacArena248 and 947
Pontiac Silverdome2.7 km from PontiacStadium248 and 947
University of Detroit Mercy4.9 km from DetroitUniversity, 5,954 12-month enrollment (2023–24)313
Oakland University4.4 km from Auburn HeightsUniversity, 18,296 12-month enrollment (2023–24)248 and 947
Automotive Hall of Fame14.3 km from DetroitMuseum313

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