Area Code Profile
231, MI
Browse ZIP codes and key stats for 231, Michigan: population, households, income, education, health coverage, and more.
Area Code details
Local time 01:36:48(ET)| Location | 231, MI |
|---|---|
| Population (ZIP areas) | 692,903(sum of local ZIP code populations) |
| Total ZIP codes | 137total |
| ZIP codes (by type) | 122 Standard15 PO Box |
| Cities Covered | |
| Counties Covered |
Map of area code 231
ZIP codes in area code 231
137 ZIP codes covered by this area code.
Cities served by area code 231
132 cities covered by this area code.
| City | ZIP codes | Median incomeHousehold | Population |
|---|---|---|---|
| Muskegon | 6 | $44,735 | 38,318 |
| Traverse City | 4 | $74,087 | 15,678 |
| Cadillac | 1 | $51,773 | 10,371 |
| Big Rapids | 1 | $43,858 | 7,727 |
| Ludington | 1 | $46,411 | 7,655 |
| Williamsburg | 1 | — | 6,494 |
| Manistee | 1 | $60,541 | 6,259 |
| Petoskey | 1 | $74,196 | 5,877 |
| Cheboygan | 1 | $42,290 | 4,770 |
| Fremont | 2 | $57,452 | 4,516 |
| Boyne City | 1 | $64,855 | 3,816 |
| Holton | 1 | — | 3,655 |
| Mc Bain | 1 | — | 3,607 |
| Leroy | 1 | — | 3,180 |
| Whitehall | 1 | $61,169 | 2,909 |
| Reed City | 1 | $52,304 | 2,490 |
| Newaygo | 1 | $40,689 | 2,471 |
| Montague | 1 | $66,750 | 2,417 |
| Kewadin | 1 | — | 2,362 |
| Charlevoix | 1 | $47,917 | 2,348 |
| Elmira | 1 | — | 2,248 |
| East Jordan | 1 | $60,104 | 2,239 |
| Kalkaska | 1 | $57,143 | 2,132 |
| Twin Lake | 1 | $84,950 | 2,056 |
| Hart | 1 | $50,956 | 2,053 |
| Shelby | 1 | $49,855 | 1,964 |
| Indian River | 1 | $62,140 | 1,950 |
| Irons | 1 | — | 1,891 |
| Bitely | 1 | — | 1,839 |
| Howard City | 1 | $54,688 | 1,835 |
| Evart | 1 | $34,318 | 1,742 |
| Elk Rapids | 1 | $70,938 | 1,529 |
| Rodney | 1 | — | 1,527 |
| White Cloud | 1 | $45,192 | 1,479 |
| Sears | 1 | — | 1,458 |
| Kingsley | 1 | $67,321 | 1,431 |
| Branch | 1 | — | 1,425 |
| Rapid City | 1 | $73,021 | 1,357 |
| Scottville | 1 | $51,953 | 1,356 |
| Mancelona | 1 | $51,691 | 1,344 |
| Ravenna | 1 | $77,857 | 1,308 |
| Harbor Springs | 1 | $75,417 | 1,274 |
| Manton | 1 | $45,982 | 1,258 |
| Frankfort | 1 | $54,327 | 1,252 |
| Chase | 1 | — | 1,186 |
| Coral | 1 | — | 1,164 |
| Fruitport | 1 | $84,306 | 1,103 |
| Bailey | 1 | — | 1,085 |
| Bellaire | 1 | $55,789 | 1,053 |
| Hesperia | 1 | $37,174 | 1,034 |
| Central Lake | 1 | $63,269 | 960 |
| Grant | 1 | $58,083 | 952 |
| Baldwin | 1 | $25,250 | 902 |
| Pentwater | 1 | $80,750 | 890 |
| Mackinaw City | 1 | $42,031 | 846 |
| Idlewild | 1 | — | 840 |
| Lake City | 1 | $74,583 | 829 |
| Afton | 1 | — | 823 |
| Grawn | 1 | $57,908 | 816 |
| Marion | 1 | $40,833 | 789 |
| Alanson | 1 | $65,139 | 778 |
| Buckley | 1 | $67,083 | 775 |
| Pellston | 1 | $66,875 | 774 |
| Interlochen | 1 | $104,883 | 694 |
| Bay Shore | 1 | $75,217 | 687 |
| Suttons Bay | 1 | $125,357 | 613 |
| Benzonia | 1 | $61,875 | 551 |
| Merritt | 1 | — | 546 |
| Beaver Island | 1 | — | 525 |
| Morley | 1 | $41,750 | 517 |
| South Boardman | 1 | $83,750 | 509 |
| Kaleva | 1 | $43,125 | 507 |
| Northport | 1 | $100,357 | 496 |
| Rothbury | 1 | $49,063 | 462 |
| Fife Lake | 1 | $68,472 | 456 |
| Thompsonville | 1 | $66,250 | 451 |
| New Era | 1 | $77,125 | 446 |
| Eastlake | 1 | $50,139 | 415 |
| Leland | 1 | $120,781 | 410 |
| Onekama | 1 | $32,969 | 399 |
| Mesick | 1 | $41,094 | 397 |
| Mecosta | 1 | $73,516 | 386 |
| Ellsworth | 1 | $61,000 | 367 |
| Bear Lake | 1 | $67,188 | 366 |
| Empire | 1 | $83,929 | 362 |
| Boyne Falls | 1 | $62,159 | 358 |
| Oden | 1 | — | 358 |
| Carp Lake | 1 | $27,474 | 356 |
| Hersey | 1 | $60,500 | 347 |
| Conway | 1 | $77,000 | 338 |
| Honor | 1 | $45,341 | 337 |
| Luther | 1 | $54,167 | 332 |
| Mears | 1 | $44,583 | 332 |
| Brethren | 1 | $52,083 | 331 |
| Elberta | 1 | $114,375 | 329 |
| Beulah | 1 | $71,000 | 313 |
| Arcadia | 1 | $85,694 | 309 |
| Wolverine | 1 | $67,500 | 309 |
| Brohman | 1 | — | 295 |
| Omena | 1 | $123,553 | 295 |
| Alba | 1 | $100,870 | 287 |
| Lake Ann | 1 | $70,625 | 273 |
| Custer | 1 | $63,125 | 272 |
| Paris | 1 | $68,281 | 271 |
| Walloon Lake | 1 | $87,303 | 271 |
| Chippewa Lake | 1 | — | 270 |
| Tustin | 1 | $91,250 | 270 |
| Glen Arbor | 1 | — | 261 |
| Wellston | 1 | $53,333 | 254 |
| Walkerville | 1 | $33,750 | 246 |
| Topinabee | 1 | — | 243 |
| Lake Leelanau | 1 | — | 229 |
| Pierson | 1 | $41,875 | 229 |
| Maple City | 1 | $104,750 | 209 |
| Eastport | 1 | $55,761 | 206 |
| Brutus | 1 | $109,375 | 202 |
| Copemish | 1 | $46,250 | 195 |
| Stanwood | 1 | $54,632 | 194 |
| Falmouth | 1 | — | 183 |
| Levering | 1 | $40,156 | 176 |
| Burt Lake | 1 | — | 170 |
| Fountain | 1 | $58,750 | 170 |
| Free Soil | 1 | $58,750 | 158 |
| Walhalla | 1 | — | 155 |
| Harrietta | 1 | $45,938 | 151 |
| Filer City | 1 | $47,083 | 136 |
| Alden | 1 | $56,250 | 123 |
| Cedar | 1 | $52,625 | 102 |
| Pointe Aux Pins | 1 | — | 100 |
| Boon | 1 | $77,083 | 90 |
| Cross Village | 1 | $49,375 | 79 |
| Mayfield | 1 | — | — |
Counties served by area code 231
20 counties covered by this area code.
| County | ZIP codes | Median incomeHousehold | Population |
|---|---|---|---|
| Muskegon County | 14 | $65,024 | 175,824 |
| Grand Traverse County | 10 | $81,647 | 95,238 |
| Montcalm County | 16 | $67,344 | 66,614 |
| Newaygo County | 7 | $63,304 | 49,978 |
| Mecosta County | 9 | $60,951 | 39,714 |
| Emmet County | 11 | $78,112 | 34,112 |
| Wexford County | 6 | $61,085 | 33,673 |
| Mason County | 6 | $64,748 | 29,052 |
| Oceana County | 8 | $62,417 | 26,659 |
| Charlevoix County | 7 | $76,531 | 26,054 |
| Cheboygan County | 7 | $62,875 | 25,579 |
| Manistee County | 10 | $63,516 | 25,032 |
| Antrim County | 10 | $72,054 | 23,431 |
| Osceola County | 7 | $58,267 | 22,891 |
| Leelanau County | 9 | $99,422 | 22,301 |
| Benzie County | 7 | $74,834 | 17,970 |
| Kalkaska County | 3 | $68,578 | 17,939 |
| Missaukee County | 5 | $66,194 | 15,052 |
| Lake County | 6 | $50,805 | 12,096 |
| Mackinac County | 10 | $63,909 | 10,834 |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS