Many individual states have adopted English as their official language:
Alabama, Alaska, Arkansas, California, Colorado, Florida, Georgia, Illinois, Indiana, Iowa, Kentucky, Massachusetts, Mississippi, Missouri, Montana, Nebraska, New Hampshire, North Carolina, North Dakota, South Carolina, South Dakota, Tennessee, the U.S. Virgin Islands, Utah, Virginia, West Virginia, and Wyoming
Several states and territories are officially bilingual:
Louisiana (English and French),
New Mexico (English and Spanish),
Hawaii (Hawaiian English and Hawaiian),
Puerto Rico (Spanish and English),
Guam (Chamorro and English),
American Samoa (Samoan and English);
And one is officially trilingual:
Northern Mariana Islands (English, Chamorro, and Carolinian).
"Northern Mariana Islands (English, Chamorro, and Carolinian)."