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Area Code 231:


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Area code 231 is a North American telephone area code - being used in U.S. state of Michigan. It came into being as a result of area code 616 split in June 1999. Area code 616 got split and its northern half was assigned with a new area code - code 231. Before splitting, code 616 was assigned to entire western half of the state of Michigan.

It was created in June 1999 as a split from area code 616. The Code 231 is essentially the northern half of the old 616 area code. Code 616 previously covered the entire western half of the state of Michigan, extending west from the north-south line aligned with the Mackinac Bridge.

Areas split or overlay divides the region further into smaller parts. Each new area is assigned with different codes - so that telephone services can be provided more efficiently and resourcefully. Codes are used to identify different regions - phone number can repeat but the code will always be unique.

Standard Time Zone for the code 231 is Eastern Time Zone. There are total four hundred and sixty five Exchanges are working in a 231 area code.

Counties in area code 231:


There are total twenty one counties in areas using code 231 as telephone area code.
  • ANTRIM
  • BARAGA
  • BENZIE
  • CHARLEVOIX
  • CHEBOYGAN
  • CLARE
  • EMMET
  • GRAND TRAVERSE
  • KALKASKA
  • KENT
  • LAKE
  • LEELANAU
  • MACKINAC
  • MANISTEE
  • MASON
  • MECOSTA
  • MISSAUKEE
  • MONTCALM
  • MUSKEGON
  • NEWAYGO
  • OCEANA
  • OSCEOLA
  • OTSEGO
  • OTTAWA
  • ROSCOMMON
  • WEXFORD

Cities in area code 231 are:


  • Acme
  • Afton
  • Alba
  • Alden
  • Arcadia
  • Bailey
  • Baldwin
  • Bay Shore
  • Bear Lake
  • Bellaire
  • Benzonia
  • Beulah
  • Big Rapids
  • Bitely
  • Boon
  • Boyne City
  • Boyne Falls
  • Branch
  • Brethren
  • Brohman
  • Brutus
  • Buckley
  • Burt Lake
  • Cadillac
  • Casnovia
  • Cedar
  • Central Lake
  • Charlevoix
  • Chase
  • Cheboygan
  • Chippewa Lake
  • Copemish
  • Coral
  • Custer
  • East Jordan
  • Eastlake
  • Eastport
  • Elberta
  • Elk Rapids
  • Ellsworth
  • Elmira
  • Empire
  • Evart
  • Falmouth
  • Fife Lake
  • Filer City
  • Fountain
  • Frankfort
  • Free Soil
  • Fremont
  • Fruitport
  • Glen Arbor
  • Gowen
  • Grant
  • Grawn
  • Greenville
  • Harrietta
  • Hart
  • Hersey
  • Hesperia
  • Holton
  • Honor
  • Howard City
  • Idlewild
  • Indian River
  • Interlochen
  • Irons
  • Kaleva
  • Kalkaska
  • Kewadin
  • Kingsley
  • Lake Ann
  • Lake City
  • Lake Leelanau
  • Leland
  • Leroy
  • Ludington
  • Luther
  • Mackinaw City
  • Mancelona
  • Manistee
  • Manton
  • Maple City
  • Marion
  • Mayfield
  • Mc Bain
  • Mears
  • Mecosta
  • Merritt
  • Mesick
  • Montague
  • Morley
  • Mullett Lake
  • Muskegon
  • New Era
  • Newaygo
  • Northport
  • Old Mission
  • Omena
  • Onekama
  • Paris
  • Pentwater
  • Petoskey
  • Pierson
  • Pointe Aux Pins
  • Rapid City
  • Ravenna
  • Reed City
  • Rodney
  • Rothbury
  • Scottville
  • Sears
  • Shelby
  • South Boardman
  • Stanwood
  • Suttons Bay
  • Thompsonville
  • Topinabee
  • Traverse City
  • Trufant
  • Tustin
  • Twin Lake
  • Wabaningo
  • Walhalla
  • Walkerville
  • Walloon Lake
  • Wellston
  • White Cloud
  • Whitehall
  • Williamsburg
  • Wolverine

ISPs and Telephone Providers in area 231:


  • A Silicon Networks
  • A Value Access Providers--- VAP
  • Ace Dialup
  • AreaTech
  • AT&T DSL Service
  • Best Rate ISP
  • Cut Rate Internet Service

Some of the Telephone providers serving area code 231 are:

  • BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
  • COX CALIFORNIA TELCOM, INC. - CA
  • DELTACOM, INC. - AL
  • NETWORK SERVICES LLC
  • NEW CINGULAR WIRELESS PCS, LLC
  • NEW CINGULAR WIRELESS PCS, LLC - IL
  • NEXTEL COMMUNICATIONS, INC.
  • O1 COMMUNICATIONS, INC. - CA
  • PAC - WEST TELECOMM, INC.
  • PACIFIC BELL
  • QWEST CORPORATION
  • SOUTHWESTERN BELL
  • SPRINT SPECTRUM L.P.
  • U.S. TELEPACIFIC CORP. - CA
  • USA MOBILITY WIRELESS, INC.
  • VERIZON CALIFORNIA INC.-CA (GTE)
  • XO CALIFORNIA, INC.

Leading institutes and universities in a 231 area code:


Several institutes are offering services in area code 231 such as:


Reverse phone lookup for area code 231:


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If the number giving you meaningless and empty calls starting with area code 231 then get services of online reverse number directories. Just enter the phone along with exact code and you would be getting complete information within no seconds. It is important to enter the exact code along with the number else you might get improper and raw results. If you need to know about codes and their respective areas ? do explore the area code directory.

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