Cities, boroughs, towns, townships, unincorporated areas, and villages that offers domestic partner benefits
  Counties, consolidated city-counties, boroughs, parishes, and independent cities that offers domestic partner benefits
  State-wide partner benefits through same-sex marriage, civil unions, w:domestic partnership, designated beneficiary agreements, or reciprocal beneficiary relationships
  State-wide partner benefits through same-sex marriage, civil unions, domestic partnership, designated beneficiary agreements, or reciprocal beneficiary relationships, including state-wide domestic partnership benefits for state employees1
1Civil unions legal in six Arizona cities
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U.S. Census Bureau