El Codigo de Area 231 incluye localidades dentro de MICHIGAN.
Las localidades con Codigo de Area 231 mas populares son: 1) Amble. 2) Alanson. 3) Alba. 4) Boyne City. 5) Big Rapids. 6) Bellaire. 7) Cadillac. 8) Brutus. 9) Alden. 10) Carr.
En la siguiente tabla se muestran las localidades con Codigo de Area 231.
| Localidad | Condado | Estado | Codigo de Area |
|---|---|---|---|
| ALANSON | MICHIGAN | Codigo 231 | |
| ALBA | MICHIGAN | Codigo 231 | |
| ALDEN | MICHIGAN | Codigo 231 | |
| AMBLE | MICHIGAN | Codigo 231 | |
| BALDWIN | MICHIGAN | Codigo 231 | |
| BEAR LAKE | MICHIGAN | Codigo 231 | |
| BELLAIRE | MICHIGAN | Codigo 231 | |
| BEULAH | MICHIGAN | Codigo 231 | |
| BIG RAPIDS | MICHIGAN | Codigo 231 | |
| BOIS BLANC | MICHIGAN | Codigo 231 | |
| BOYNE CITY | MICHIGAN | Codigo 231 | |
| BOYNE FALLS | MICHIGAN | Codigo 231 | |
| BRETHREN | MICHIGAN | Codigo 231 | |
| BRUTUS | MICHIGAN | Codigo 231 | |
| BUCKLEY | MICHIGAN | Codigo 231 | |
| CADILLAC | MICHIGAN | Codigo 231 | |
| CARR | MICHIGAN | Codigo 231 | |
| CENTRAL LAKE | MICHIGAN | Codigo 231 | |
| CHARLEVOIX | MICHIGAN | Codigo 231 | |
| CHEBOYGAN | MICHIGAN | Codigo 231 | |
| CHIPPEWA LAKE | MICHIGAN | Codigo 231 | |
| CLAM RIVER | MICHIGAN | Codigo 231 | |
| COPEMISH THOMPSONVILLE | MICHIGAN | Codigo 231 | |
| CORAL | MICHIGAN | Codigo 231 | |
| DUBLIN | MICHIGAN | Codigo 231 | |
| EAST JORDAN | MICHIGAN | Codigo 231 | |
| EASTPORT | MICHIGAN | Codigo 231 | |
| ELK RAPIDS | MICHIGAN | Codigo 231 | |
| ELLSWORTH | MICHIGAN | Codigo 231 | |
| ELMIRA | MICHIGAN | Codigo 231 | |
| EVART | MICHIGAN | Codigo 231 | |
| FALMOUTH | MICHIGAN | Codigo 231 | |
| FIFE LAKE | MICHIGAN | Codigo 231 | |
| FOUNTAIN | MICHIGAN | Codigo 231 | |
| FRANKFORT | MICHIGAN | Codigo 231 | |
| FREESOIL | MICHIGAN | Codigo 231 | |
| FREMONT | MICHIGAN | Codigo 231 | |
| FRUITPORT | MICHIGAN | Codigo 231 | |
| GLEN LAKE | MICHIGAN | Codigo 231 | |
| GRANT | MICHIGAN | Codigo 231 | |
| HARBOR SPRINGS | MICHIGAN | Codigo 231 | |
| HARRIETTA | MICHIGAN | Codigo 231 | |
| HART | MICHIGAN | Codigo 231 | |
| HESPERIA | MICHIGAN | Codigo 231 | |
| HOLTON | MICHIGAN | Codigo 231 | |
| HONOR | MICHIGAN | Codigo 231 | |
| HOWARD CITY | MICHIGAN | Codigo 231 | |
| HOXEYVILLE | MICHIGAN | Codigo 231 | |
| INDIAN RIVER | MICHIGAN | Codigo 231 | |
| INTERLOCHEN | MICHIGAN | Codigo 231 | |
| IRONS | MICHIGAN | Codigo 231 | |
| KALEVA | MICHIGAN | Codigo 231 | |
| KALKASKA | MICHIGAN | Codigo 231 | |
| KINGSLEY | MICHIGAN | Codigo 231 | |
| LAKE ANN | MICHIGAN | Codigo 231 | |
| LAKE CITY | MICHIGAN | Codigo 231 | |
| LAKE LEELANAU | MICHIGAN | Codigo 231 | |
| LAKE OF THE NORTH | MICHIGAN | Codigo 231 | |
| LE ROY | MICHIGAN | Codigo 231 | |
| LEVERING | MICHIGAN | Codigo 231 | |
| LUDINGTON | MICHIGAN | Codigo 231 | |
| LUTHER | MICHIGAN | Codigo 231 | |
| MACKINAW CITY | MICHIGAN | Codigo 231 | |
| MANCELONA | MICHIGAN | Codigo 231 | |
| MANISTEE | MICHIGAN | Codigo 231 | |
| MANTON | MICHIGAN | Codigo 231 | |
| MARION | MICHIGAN | Codigo 231 | |
| MCBAIN | MICHIGAN | Codigo 231 | |
| MECOSTA | MICHIGAN | Codigo 231 | |
| MERRITT | MICHIGAN | Codigo 231 | |
| MESICK | MICHIGAN | Codigo 231 | |
| MOORESTOWN | MICHIGAN | Codigo 231 | |
| MORLEY | MICHIGAN | Codigo 231 | |
| MUSKEGON | MICHIGAN | Codigo 231 | |
| NEWAYGO | MICHIGAN | Codigo 231 | |
| NORTHPORT | MICHIGAN | Codigo 231 | |
| OLD MISSION | MICHIGAN | Codigo 231 | |
| ONEKAMA | MICHIGAN | Codigo 231 | |
| PELLSTON | MICHIGAN | Codigo 231 | |
| PENTWATER | MICHIGAN | Codigo 231 | |
| PETOSKEY | MICHIGAN | Codigo 231 | |
| RAVENNA | MICHIGAN | Codigo 231 | |
| REED CITY | MICHIGAN | Codigo 231 | |
| SAINT JAMES | MICHIGAN | Codigo 231 | |
| SCOTTVILLE | MICHIGAN | Codigo 231 | |
| SHELBY | MICHIGAN | Codigo 231 | |
| SOUTH BOARDMAN | MICHIGAN | Codigo 231 | |
| STANWOOD | MICHIGAN | Codigo 231 | |
| SUTTONS BAY | MICHIGAN | Codigo 231 | |
| TORCH RIVER BRIDGE | MICHIGAN | Codigo 231 | |
| TRAVERSE CITY | MICHIGAN | Codigo 231 | |
| TUSTIN | MICHIGAN | Codigo 231 | |
| TWIN LAKE | MICHIGAN | Codigo 231 | |
| WALLOON LAKE | MICHIGAN | Codigo 231 | |
| WELLSTON | MICHIGAN | Codigo 231 | |
| WHITE CLOUD | MICHIGAN | Codigo 231 | |
| WHITEHALL | MICHIGAN | Codigo 231 | |
| WILLIAMSBURG | MICHIGAN | Codigo 231 | |
| WOLVERINE | MICHIGAN | Codigo 231 |