231 Area Code
Muskegon, MI and 54 other locations · United States
Country code +1 · ISO US
Example 231 Number
A sample number from this area code, formatted three ways.
| National | International | E.164 |
|---|---|---|
| (231) 555-0123 | +1 231-555-0123 | +12315550123 |
Try it now
Pre-filled with a 231 sample number. Edit it and click "Try It" to see the parsed result.
Cities and Regions
Locations served by the 231 area code, according to Google's libphonenumber.
- · Muskegon, MI
- · Traverse City, MI
- · Petoskey, MI
- · Cadillac, MI
- · Charlevoix, MI
- · Whitehall, MI
- · Cheboygan, MI
- · Big Rapids, MI
- · Manistee, MI
- · Ludington, MI
- · Norton Shores, MI
- · Reed City, MI
- · McBain, MI
- · Manton, MI
- · Scottville, MI
- · Baldwin, MI
- · Marion, MI
- · Evart, MI
- · White Cloud, MI
- · Grant, MI
- · Lake City, MI
- · Ravenna, MI
- · Hesperia, MI
- · Shelby, MI
- · Fruitport Charter township, MI
- · Pentwater, MI
- · Hart, MI
- · Beulah, MI
- · Mesick, MI
- · Fremont, MI
- · Howard City, MI
- · Michigan
- · Cedar, MI
- · Indian River, MI
- · Kalkaska, MI
- · Kingsley, MI
- · Elk Rapids, MI
- · Williamsburg, MI
- · Suttons Bay, MI
- · Interlochen, MI
- · Honor, MI
- · Glen Arbor, MI
- · Frankfort, MI
- · Northport, MI
- · Mackinaw City, MI
- · Beaver Island, MI
- · Harbor Springs, MI
- · Bellaire, MI
- · East Jordan, MI
- · Central Lake, MI
- · Alanson, MI
- · Boyne Falls, MI
- · Boyne City, MI
- · Mancelona, MI
- · Newaygo, MI
How to Dial United States Numbers
From abroad
Dial +1 followed by the national number, dropping any leading 1.
Within United States
Dial 1 before the local number to make a domestic call.
Dialing out of United States
Dial 011 followed by the destination country code and number.
Nearby United States Area Codes
Frequently Asked Questions
Where is the 231 area code?
└ The 231 area code covers Muskegon, MI in United States.
What timezone is the 231 area code in?
└ Numbers in the 231 area code are in the America/New_York timezone.
How do I dial a 231 number?
└ From abroad, dial +1 231 followed by the local number. Within United States, dial 1231 before the local number.