Active Prefixes in Area Code 231
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 231-645-#### | Traverse City | Wireless Numbers | New Cingular Wireles... |
| 231-646-#### | Ellsworth | Landline Numbers | Frontier North, Inc.... |
| 231-647-#### | Coral | Landline Numbers | Telnet Worldwide, In... |
| 231-648-#### | Howard City | Landline Numbers | Lucre, Inc.... |
| 231-649-#### | Traverse City | Wireless Numbers | Cellco Partnership D... |
| 231-651-#### | Beulah | Wireless Numbers | New Cingular Wireles... |
| 231-652-#### | Newaygo | Landline Numbers | Ameritech Michigan... |
| 231-656-#### | Kalkaska | Landline Numbers | Local Exchange Carri... |
| 231-660-#### | Big Rapids | Landline Numbers | Local Exchange Carri... |
| 231-662-#### | Dublin | Landline Numbers | Lucre, Inc.... |
| 231-667-#### | Marion | Wireless Numbers | New Cingular Wireles... |
| 231-668-#### | Traverse City | Landline Numbers | Level 3 Communicatio... |
| 231-670-#### | Muskegon | Wireless Numbers | Cellco Partnership D... |
| 231-672-#### | Muskegon | Landline Numbers | At&t Local... |
| 231-674-#### | Grant | Landline Numbers | Level 3 Communicatio... |
| 231-675-#### | Boyne City | Wireless Numbers | New Cingular Wireles... |
| 231-676-#### | Bellaire | Wireless Numbers | New Cingular Wireles... |
| 231-678-#### | Not available. | Landline Numbers | Acd Telecom, Inc. - ... |
| 231-679-#### | Big Rapids | Wireless Numbers | Cellco Partnership D... |
| 231-680-#### | Reed City | Landline Numbers | Level 3 Communicatio... |
| 231-681-#### | Fruitport | Landline Numbers | Frontier North, Inc.... |
| 231-682-#### | Alden | Landline Numbers | Telnet Worldwide, In... |
| 231-683-#### | Muskegon | Landline Numbers | Level 3 Communicatio... |
| 231-686-#### | Frankfort | Landline Numbers | Local Exchange Carri... |
| 231-689-#### | White Cloud | Landline Numbers | Ameritech Michigan... |
| 231-690-#### | Ludington | Wireless Numbers | Cellco Partnership D... |
| 231-693-#### | Indian River | Landline Numbers | Lucre, Inc.... |
| 231-694-#### | Beulah | Landline Numbers | Lucre, Inc.... |
| 231-695-#### | Howard City | Landline Numbers | Telnet Worldwide, In... |
| 231-697-#### | Bellaire | Landline Numbers | Lucre, Inc.... |
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 | |