Active Prefixes in Area Code 231
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 231-425-#### | Ludington | Wireless Numbers | Sprint Spectrum L.p.... |
| 231-427-#### | Mackinaw City | Landline Numbers | Sbc Internet Service... |
| 231-429-#### | Cadillac | Wireless Numbers | Cellco Partnership D... |
| 231-432-#### | Northport | Wireless Numbers | New Cingular Wireles... |
| 231-433-#### | Not available. | Wireless Numbers | Cellco Partnership D... |
| 231-435-#### | Cadillac | Landline Numbers | Lucre, Inc.... |
| 231-436-#### | Mackinaw City | Landline Numbers | Ameritech Michigan... |
| 231-437-#### | Charlevoix | Wireless Numbers | Nextel Communication... |
| 231-438-#### | Manistee | Landline Numbers | Lucre, Inc.... |
| 231-439-#### | Petoskey | Landline Numbers | Ameritech Michigan... |
| 231-440-#### | Baldwin | Landline Numbers | Local Exchange Carri... |
| 231-441-#### | Fife Lake | Landline Numbers | Local Exchange Carri... |
| 231-445-#### | Cheboygan | Wireless Numbers | Cellco Partnership D... |
| 231-448-#### | Saint James | Landline Numbers | Island Telephone Co.... |
| 231-450-#### | Hesperia | Wireless Numbers | New Cingular Wireles... |
| 231-452-#### | Newaygo | Landline Numbers | Lucre, Inc.... |
| 231-457-#### | Muskegon | Landline Numbers | Acd Telecom, Inc. - ... |
| 231-459-#### | Boyne City | Landline Numbers | Long Distance Of Mic... |
| 231-460-#### | Big Rapids | Landline Numbers | Lucre, Inc.... |
| 231-462-#### | Fountain | Landline Numbers | Ameritech Michigan... |
| 231-463-#### | Traverse City | Wireless Numbers | Cellco Partnership D... |
| 231-464-#### | Freesoil | Landline Numbers | Ameritech Michigan... |
| 231-465-#### | Reed City | Wireless Numbers | New Cingular Wireles... |
| 231-468-#### | Cadillac | Wireless Numbers | Sprint Spectrum L.p.... |
| 231-477-#### | Brethren | Landline Numbers | Kaleva Telephone Com... |
| 231-480-#### | Ludington | Landline Numbers | Level 3 Communicatio... |
| 231-482-#### | Boyne City | Landline Numbers | Lucre, Inc.... |
| 231-486-#### | Traverse City | Landline Numbers | Brooks Fiber Communi... |
| 231-487-#### | Petoskey | Landline Numbers | Ameritech Michigan... |
| 231-488-#### | Manistee | Landline Numbers | Local Exchange Carri... |
Area Code 231 Introduction
| Area Code: | 231 |
| Country: | United States |
| State/Province: | Michigan - MI |
| Major City: | Muskegon |
| Time Zone: | Eastern |
| Average property | $38K |
| Average age | 55 y/o |
| Average assets | $26.9K |
| Population density | 96,716 sq mi (250,493 km2) |
| Population | 9,928,300 |
| latitude Longitude: | |
| 41° 41' N to 48° 18' N / 82° 7' W to 90° 25' W | |
| About 231 : | |
| The 231 Area Code (or Area Code 231) is located in the state of MI. Area Code 231 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 756 thousand unique phone numbers and 2.44 million individuals near the city of Marion Area code 231 was put into service. Area code 231 was created from a split of area code 616. |
|
| Major cities or places | |
| Norton Shores, MI>Shelby, MI | |