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Area code 810

Area code 810 Flint, Michigan

Area code 810 is in Michigan, with numbers assigned in Flint, Lapeer, Port Huron and 39 more places. It’s 12:10 AM there now.

State
Michigan13 area codes in Michigan
Time zone
Eastern12:10 AM there now
Exchanges
50942 places
Overlay
NoneThe only code for its area
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Where area code 810 is

Numbers in 810 are assigned to 42 places in 8 counties: Genesee County, St. Clair County, Lapeer County, Livingston County, Sanilac County, Oakland County, plus 2 more.

Flint has the most, 27% of the exchanges; the rest are spread across 41 other places.

  • Flint139
  • Lapeer46
  • Port Huron44
  • Brighton39
  • Grand Blanc16
  • Fenton15
  • Davison11
  • Algonac11
  • Sandusky10
  • Marine City9
  • Imlay City8
  • St. Clair8
  • Hartland7
  • Southfield7
  • Flushing6
  • Montrose6
  • Lexington6
  • Capac6
  • Dryden6
  • Applegate5
  • Memphis5
  • Yale5
  • Deckerville5
  • Carsonville5

Phone companies in 810

509 blocks of numbers in 810 are held by 35 phone companies. The most belong to AT&T (87), AT&T Mobility (63) and T-Mobile (56).

A large share, about 40%, belongs to competitive and internet phone carriers; wireless networks hold 34% and local phone and cable companies 26%.

A block’s holder is the company it was first assigned to; numbers can move to other carriers since.

History and overlays

810 went into service in 1993, added to the area of 313.

62 new exchanges were assigned since 2021, the latest in September 2026.

Calling 810

It’s 12:10 AM Eastern time in 810 right now.

From elsewhere in the U.S., dial 1, 810 and the 7-digit number.

Nearby area codes

Michigan has 13 area codes: 231, 248, 269, 313, 517, 586, 616, 679, 734, 810, 906, 947 and 989.

From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.

Map of the 810 area code

Map of the 810 area code around Flint, Lapeer and Port Huron, Michigan.

Interactive map © OpenStreetMap contributors

Cities on the map

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Questions about 810

Where is area code 810?

In Michigan, covering Flint, Lapeer and Port Huron and other places across 8 counties.

What time zone is 810 in?

Eastern time. It was 12:10 AM there when this page loaded.

Is 810 an overlay?

No. 810 is the only area code for its area right now.

Which phone companies have 810 numbers?

35 companies hold blocks; the most belong to AT&T, AT&T Mobility and T-Mobile. About 34% of blocks are wireless.

Is 810 running out of numbers?

Not on record. 62 new exchanges have been assigned since 2021.