Active Prefixes in Area Code 231
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 231-295-#### | Not available. | Landline Numbers | Charter Fiberlink - ... |
| 231-299-#### | Manistee | Wireless Numbers | Sprint Spectrum L.p.... |
| 231-301-#### | Hart | Wireless Numbers | Cellco Partnership D... |
| 231-302-#### | Petoskey | Landline Numbers | Lucre, Inc.... |
| 231-303-#### | Newaygo | Landline Numbers | Teleport Communicati... |
| 231-305-#### | Big Rapids | Landline Numbers | Telnet Worldwide, In... |
| 231-306-#### | Cadillac | Landline Numbers | Telnet Worldwide, In... |
| 231-307-#### | Morley | Wireless Numbers | New Cingular Wireles... |
| 231-308-#### | Charlevoix | Landline Numbers | Telnet Worldwide, In... |
| 231-309-#### | Manistee | Landline Numbers | Telnet Worldwide, In... |
| 231-312-#### | Frankfort | Landline Numbers | Telnet Worldwide, In... |
| 231-313-#### | Traverse City | Wireless Numbers | New Cingular Wireles... |
| 231-314-#### | Kalkaska | Landline Numbers | Telnet Worldwide, In... |
| 231-315-#### | Muskegon | Wireless Numbers | Usa Mobility Wireles... |
| 231-316-#### | Ludington | Landline Numbers | Telnet Worldwide, In... |
| 231-317-#### | Boyne City | Wireless Numbers | Usa Mobility Wireles... |
| 231-318-#### | Traverse City | Wireless Numbers | Usa Mobility Wireles... |
| 231-319-#### | Mackinaw City | Landline Numbers | Telnet Worldwide, In... |
| 231-322-#### | Torch River Bridge | Landline Numbers | Frontier North, Inc.... |
| 231-323-#### | East Jordan | Landline Numbers | Lucre, Inc.... |
| 231-325-#### | Honor | Landline Numbers | Centurytel Of Michig... |
| 231-326-#### | Glen Lake | Landline Numbers | Centurytel Of Michig... |
| 231-327-#### | Muskegon | Wireless Numbers | New Cingular Wireles... |
| 231-328-#### | Merritt | Landline Numbers | Centurytel Of Michig... |
| 231-329-#### | Muskegon | Wireless Numbers | New Cingular Wireles... |
| 231-330-#### | Petoskey | Wireless Numbers | Cellco Partnership D... |
| 231-331-#### | Alden | Landline Numbers | Frontier North, Inc.... |
| 231-332-#### | Muskegon | Landline Numbers | Telnet Worldwide, In... |
| 231-333-#### | Cheboygan | Landline Numbers | Level 3 Communicatio... |
| 231-334-#### | Glen Lake | Landline Numbers | Centurytel Of Michig... |
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 | |