what is state abbreviation wi
WI - Wisconsin. 1  NY New York. 2  DC District of Columbia. 3  NC North Carolina.  NM New 1  Mexico. SC South Carolina.  ND North 1  Dakota. NJ New Jersey.  NH New 1  Hampshire. WV West Virginia.  SD 1  South Dakota. RI Rhode  Island. PR 1  Puerto Rico. VI Virgin  Islands. AS American Samoa.