Headquartered in Parchment, Michigan, our full-service branch locations and surcharge-free ATM locations keep growing. Advia offers easy-access financial solutions to anyone living, working or attending school within the southern peninsula of Michigan as well as a growing number of counties in Wisconsin (Dane, Green, Jefferson, Kenosha, Milwaukee, Racine, Rock, Walworth, Waukesha) and Illinois (Winnebago). Our credit union is chartered by the state of Michigan and deposits are federally insured up to $250,000 per depositor by the National Credit Union Administration.