There were 22 states with sales and/or use tax changes and all 50 states had ZIP code additions and deletions since June.

Angel Sauer, sales tax research team leader

Sales and/or use tax rates in the states of Alaska, Arkansas, California, Colorado, Georgia, Illinois, Kansas, Louisiana, Minnesota, Missouri, North Dakota, Nebraska, New Mexico, Nevada, Ohio, Oklahoma, South Carolina, South Dakota, Texas, Vermont, Washington, and West Virginia have changed in Zip2Tax products since June 2012.

In Alaska, the sales and use tax rate changed for the cities of Akutan, Diomede, Gustavus, Hydaburg, Kiana, Klawock, Nenana, and Saxman.

In Arkansas, the sales and use tax rates changed for the county of Pike and the cities of Batesville, Blytheville, Crossett, Lincoln, Plumerville, and Salesville.

In California, tax rates changed for the cities of Fort Bragg and Campbell and for the county of Santa Clara.

In Colorado, tax rates changed for Larimer County and use tax rates changed for several cities.

In Georgia, tax rates changed for Dade County.

In Illinois, tax rates changed for 18 cities and 2 counties.

In Kansas, tax rates changed for the cities of Cimarron, Frontenac and Wellington.

In Louisiana, tax rates changed in Claiborne, Acadia, Ascension, Caddo, Lincoln, St. Tammany and West Feliciana Parishes and in the cities of Morgan City and Athens.

In Minnesota, tax rates changed for Fergus Falls, Hutchinson and Lanesboro.

In Missouri, tax rates changed in Barry and Greene counties and the cities of Willard, Butler, Nevada and Noel.

In North Dakota, tax rates changed for Fargo and Surrey.

In Nebraska, tax rates changed for Clearwater and Shelton.

In New Mexico, tax rates changed for the city of Artesia, and Otero and Taos counties.

In Nevada, tax rates changed in White Pine County.

In Ohio, tax rates changed in Richland County.

In Oklahoma, tax rates changed in the counties of Garvin, Delaware, Cherokee and Carter and in the city of Morris.

In South Carolina, tax rates changed for Greenwood County.

In South Dakota, tax rates changed in Peever.

In Texas, tax rates changed for Deer Park.

In Vermont, tax rates changed for Wilmington.

In Washington, tax rates changed in Ferndale, Tacoma, Walla Walla and Wenatchee.

In West Virginia, tax rates changed in Williamstown and Huntington.

There were 50 states with ZIP code changes effective after June 2012 including Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, DC, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia and Wyoming.

Download a complete listing of all ZIP code changes since June 2012.