Active Prefixes in Area Code 231
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 231-879-#### | Not available. | Landline Numbers | Ameritech Michigan... |
| 231-881-#### | Petoskey | Wireless Numbers | New Cingular Wireles... |
| 231-882-#### | Beulah | Landline Numbers | Ameritech Michigan... |
| 231-883-#### | Traverse City | Wireless Numbers | New Cingular Wireles... |
| 231-884-#### | Cadillac | Wireless Numbers | New Cingular Wireles... |
| 231-885-#### | Mesick | Landline Numbers | Ace Telephone Co. Of... |
| 231-886-#### | Kalkaska | Wireless Numbers | New Cingular Wireles... |
| 231-887-#### | Manistee | Wireless Numbers | New Cingular Wireles... |
| 231-889-#### | Onekama | Landline Numbers | Ameritech Michigan... |
| 231-890-#### | Traverse City | Landline Numbers | Ameritech Michigan... |
| 231-893-#### | Whitehall | Landline Numbers | Frontier North, Inc.... |
| 231-894-#### | Whitehall | Landline Numbers | Frontier North, Inc.... |
| 231-896-#### | Coral | Landline Numbers | Lucre, Inc.... |
| 231-898-#### | Carr | Landline Numbers | Carr Telephone Co.... |
| 231-899-#### | Northport | Landline Numbers | Local Exchange Carri... |
| 231-902-#### | Hart | Landline Numbers | Telnet Worldwide, In... |
| 231-903-#### | Muskegon | Landline Numbers | Level 3 Communicatio... |
| 231-907-#### | Ludington | Wireless Numbers | New Cingular Wireles... |
| 231-908-#### | Mc Bain | Landline Numbers | Local Exchange Carri... |
| 231-912-#### | Reed City | Wireless Numbers | New Cingular Wireles... |
| 231-916-#### | Mancelona | Landline Numbers | Level 3 Communicatio... |
| 231-920-#### | Cadillac | Wireless Numbers | New Cingular Wireles... |
| 231-922-#### | Traverse City | Landline Numbers | Ameritech Michigan... |
| 231-923-#### | Hart | Wireless Numbers | Sprint Spectrum L.p.... |
| 231-924-#### | Fremont | Landline Numbers | Ameritech Michigan... |
| 231-925-#### | Scottville | Landline Numbers | Local Exchange Carri... |
| 231-926-#### | Kalkaska | Landline Numbers | Lucre, Inc.... |
| 231-928-#### | Fremont | Landline Numbers | Ameritech Michigan... |
| 231-929-#### | Traverse City | Landline Numbers | Ameritech Michigan... |
| 231-930-#### | Beulah | Landline Numbers | Acd Telecom, 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 | |