Michigan currently has twelve area codes, two of which overlay one another.
231 - Muskegon
248/947 - Oakland County
269 - Kalamazoo
313 - Detroit
517 - Lansing
586 - Macomb County
616 - Grand Rapids
734 - Ann Arbor
810 - Flint
906 - U.P.
989 - Saginaw
In 1947, when area codes were introduced to the US and Canada, the entire Detroit metro area was area code 313. Other area codes were added starting in the 1990's.
Livonia, Michigan, is in North American (country code +1) area codes 734, 248, and 947.
six area codes: 928 602 623 480 520
Flint, Michigan has multiple ZIP codes, depending on the specific area. The main ZIP code for the city of Flint is 48502. Other ZIP codes in Flint include 48503, 48504, 48505, 48506, 48507, 48529, and 48532.
The state of Michigan covers an area of 253,793 km2
Lake Michigan's area is 22,404 square miles.
There are about 300 area codes in the United States, about 30 in Canada, and about 20 in other miscellaneous islands in or near the Caribbean that share country code +1 with the US and Canada. There are about 400 area codes in Mexico. There are about 600 area codes in the UK. There are about 5,200 area codes in Germany.
There are currently 10 area codes in Ohio. When Ohio needs more area codes they will introduce an eleventh area code for the Columbus/Central Ohio area and a twelfth area code for the Cincinnati region.
26
about 23
There are many area code listings on the internet.
Surface area of Lake Michigan = 22400 sq miles.