Area Codes:

Prefix County City
517-200-XXXX Hillsdale Litchfield
517-212-XXXX Hillsdale Hillsdale
517-254-XXXX Hillsdale Camden
517-283-XXXX Hillsdale Reading
517-286-XXXX Hillsdale Waldron
517-287-XXXX Hillsdale North Adams
517-296-XXXX Hillsdale Montgomery
517-330-XXXX Hillsdale Litchfield
517-357-XXXX Hillsdale Reading
517-361-XXXX Hillsdale Hillsdale
517-368-XXXX Hillsdale Camden
517-383-XXXX Hillsdale Prattville
517-398-XXXX Hillsdale Hillsdale
517-437-XXXX Hillsdale Hillsdale
517-439-XXXX Hillsdale Hillsdale
517-523-XXXX Hillsdale Osseo
517-527-XXXX Hillsdale Hillsdale
517-533-XXXX Hillsdale Hillsdale
517-542-XXXX Hillsdale Litchfield
517-549-XXXX Hillsdale Jonesville
517-567-XXXX Hillsdale Osseo
517-594-XXXX Hillsdale Osseo
517-595-XXXX Hillsdale Waldron
517-607-XXXX Hillsdale Hillsdale
517-610-XXXX Hillsdale Hillsdale
517-658-XXXX Hillsdale Reading
517-688-XXXX Hillsdale Jerome
517-689-XXXX Hillsdale Hillsdale
517-695-XXXX Hillsdale Osseo
517-698-XXXX Hillsdale North Adams
517-790-XXXX Hillsdale Jonesville
517-792-XXXX Hillsdale Montgomery
517-793-XXXX Hillsdale Litchfield
517-797-XXXX Hillsdale Hillsdale
517-825-XXXX Hillsdale Hillsdale
517-826-XXXX Hillsdale Jonesville
517-828-XXXX Hillsdale Hillsdale
517-849-XXXX Hillsdale Jonesville
517-869-XXXX Hillsdale Allen
517-877-XXXX Hillsdale Litchfield
517-891-XXXX Hillsdale Camden
517-900-XXXX Hillsdale Jerome
517-901-XXXX Hillsdale Reading
517-970-XXXX Hillsdale Reading
517-995-XXXX Hillsdale Jonesville