Main city: Grant
Timezone: Eastern
Phone type: Landline
Operator: Telnet Worldwide

Grant, a city in Newaygo County in central Michigan, U.S. The population was 894 at the 2010 census. The city is on the boundary between Grant Township and Ashland Township, but is politically independent of both. It is a part of the Grand Rapids-Muskegon-Holland, Michigan combined statistical area, and is an exurb of Grand Rapids, due to its major commuter route into Grand Rapids along M-37 and into Muskegon along M-46, both cities being about 30 minutes away. ^source

231 is a North American telephone area code in the U.S. state of Michigan. It was created in June 1999 as a split from area code 616. 231 is essentially the northern half of the old 616 area code. 616 previously covered the entire western half of the state of Michigan, extending west from the north-south line aligned with the Mackinac Bridge. ^source