There are currently 50 States in the United States of America and 2 US Territories namely: (with their respective capital)

STATE – CAPITAL
Alabama – Montgomery
Alaska – Juneau
Arizona – Phoenix
Arkansas – Little Rock
California – Sacramento
Colorado – Denver
Connecticut – Hartford
Delaware – Dover
Florida – Tallahassee
Georgia -Atlanta
Hawaii -Honolulu
Idaho -Boise
Illinois -Springfield
Indiana -Indianapolis
Iowa – Des Moines
Kansas -Topeka
Kentucky -Frankfort
Louisiana -Baton Rouge
Maine -Augusta
Maryland -Annapolis
Massachusetts -Boston
Michigan -Lansing
Minnesota -St Paul
Mississippi -Jackson
Missouri -Jefferson City
Montana -Helena
Nebraska -Lincoln
Nevada -Carson City
New Hampshire -Concord
New Jersey -Trenton
New Mexico -Sta Fe
New York -Albany
North Carolina -Raleigh
North Dakota -Bismarck
Ohio -Columbus
Oklahoma -Oklahoma City
Oregon -Salem
Pennsylvania -Harrisburg
Rhode Island – Providence
South Carolina – Columbia
South Dakota -Pierre
Tennessee -Nashville
Texas -Austin
Utah -Salt Lake City
Vermont -Montpelier
Virginia -Richmond
Washington -Olympia
West Virginia -Charleston
Wisconsin -Madison
Wyoming -Cheyenne
US Territories
Puerto Rico
Washington DC