| DOG OBEDIENCE TRAINING CLUB OF KEY WEST, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Sep 21, 1964 | Inactive |
| KEY WEST ART AND HISTORICAL SOCIETY, INC.Key West, FL · Active | Key West, FL | Nonprofit | Feb 19, 1965 | Active |
| KEY WEST NAVY FLYING CLUB, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Mar 2, 1965 | Inactive |
| STOCK ISLAND VOLUNTEER FIRE DEPARTMENT, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Sep 7, 1965 | Inactive |
| THE FIFTH STREET BAPTIST CHURCH OF KEY WEST, INC.Key West, FL · Active | Key West, FL | Nonprofit | Sep 23, 1965 | Active |
| MARY IMMACULATE HIGH SCHOOL QUARTERBACK CLUB, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Oct 19, 1965 | Inactive |
| THE TROPICAL FISH CLUB OF KEY WEST, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Feb 10, 1966 | Inactive |
| THE MONROE COUNTY MEDICAL SOCIETY, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Feb 18, 1966 | Inactive |
| THE FLORIDA KEYS EDUCATIONAL FOUNDATION, INC.Key West, FL · Active | Key West, FL | Nonprofit | Mar 8, 1966 | Active |
| SILVER SLIPPER CLUB, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Mar 28, 1966 | Inactive |
| KEY WEST COMMUNITY HOSPITAL, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Jul 12, 1966 | Inactive |
| COMMUNITY MENTAL HEALTH CLINIC OF THE LOWER KEYS, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Jul 14, 1966 | Inactive |
| MONROE ASSOCIATION FOR RETARDED CITIZENS, INC.Key West, FL · Active | Key West, FL | Nonprofit | Oct 5, 1966 | Active |
| KEY WEST ROD AND GUN CLUB, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Feb 2, 1967 | Inactive |
| KEY WEST RESCUE MISSION, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Feb 14, 1967 | Inactive |
| LIQUOR DEALERS ASSOCIATION OF KEY WEST AND STOCK ISLAND, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Apr 26, 1967 | Inactive |
| CHRISTIAN BUSINESS MEN'S COMMITTEE ISLAND MINISTRY INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Jul 27, 1967 | Inactive |
| BLUE ANGEL BENEVOLENT SOCIETY, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Sep 25, 1967 | Inactive |
| MONROE COUNTY CONTRACTORS ASSOCIATION, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Nov 14, 1967 | Inactive |
| KIWANIS CLUB OF KEY WEST FLORIDA, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Dec 8, 1967 | Inactive |
| KEY WEST JUNIOR FOOTBALL LEAGUE, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Mar 7, 1968 | Inactive |
| LOWER KEYS MOTORIST AID PROGRAM ASSOCIATION, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Mar 28, 1968 | Inactive |
| TEENAGE CENTER OF KEY WEST, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Apr 1, 1968 | Inactive |
| CENTRAL BIBLE CHAPEL OF KEY WEST, FLORIDA, INCORPORATEDLocation not reported, FL · Inactive | Location not reported, FL | Nonprofit | Jul 1, 1968 | Inactive |
| THE FIRST CHRISTIAN CHURCH OF KEY WEST INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Jul 12, 1968 | Inactive |
| SOUTHERNMOST HUMANE SOCIETY, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Jun 17, 1969 | Inactive |
| PEACE COVENANT PRESBYTERIAN CHURCH, INC.Key West, FL · Active | Key West, FL | Nonprofit | Dec 31, 1969 | Active |
| KEY WEST POWER BOAT RACE ASSOCIATION, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Jan 13, 1970 | Inactive |
| GLAD TIDINGS TABERNACLE ASSEMBLY OF GOD OF KEY WEST, FLORIDA, INC.Key West, FL · Active | Key West, FL | Nonprofit | Jan 30, 1970 | Active |
| FLORIDA KEYS SHRIMP ASSOCIATION, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Apr 7, 1970 | Inactive |
| CLUB 56, INC.Fort Lauderdale, FL · Inactive | Fort Lauderdale, FL | Nonprofit | Mar 23, 1970 | Inactive |
| ACADEMY OF MARINE SCIENCES, INC.Key West, FL · Active | Key West, FL | Nonprofit | Mar 20, 1970 | Active |
| KEY HAVEN CIVIC ASSOCIATION, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | May 18, 1970 | Inactive |
| EASTER SEAL SOCIETY OF THE FLORIDA KEYS, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | May 20, 1970 | Inactive |
| KEY WEST TRANSPORTATION AUTHORITY, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Jun 5, 1970 | Inactive |
| FLORIDA MULTIHULLS, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Sep 8, 1970 | Inactive |
| KEY WEST COMMUNITY YOUTH CENTER, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Oct 12, 1970 | Inactive |
| MONROE COUNTY COMPREHENSIVE HEALTH PLANNING COUNCIL, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Feb 4, 1971 | Inactive |
| THE PILIPINO-AMERICAN ASSOCIATION INCORPORATED, OF KEY WEST, FLORIDALocation not reported, FL · Inactive | Location not reported, FL | Nonprofit | Feb 15, 1971 | Inactive |
| KEY WEST ORCHID SOCIETY, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Mar 18, 1971 | Inactive |
| DR. JOSE SANCHEZ LIONS EYE CLINIC OF MONROE COUNTY, FLORIDA INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Mar 25, 1971 | Inactive |
| FLORIDA KEYS AUDUBON SOCIETY, INC.Key West, FL · Active | Key West, FL | Nonprofit | Mar 25, 1971 | Active |
| TEACH YOUNG MINDS EARLY, INC.Location not reported, FL · Inactive | Location not reported, FL | Nonprofit | Apr 19, 1971 | Inactive |
| THE KEY WEST COMMITTEE FOR SPILLAGE CONTROL, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Nov 8, 1971 | Inactive |
| FLORIDA KEYS DEMOCRATIC CLUB, INCORPORATEDLocation not reported, FL · Inactive | Location not reported, FL | Nonprofit | Nov 5, 1971 | Inactive |
| THE MONTESSORI CHILDREN'S SCHOOL OF KEY WEST, INC.Key West, FL · Active | Key West, FL | Nonprofit | Apr 18, 1972 | Active |
| MONROE COUNTY COUNCIL ON AGING INCKey West, FL · Inactive | Key West, FL | Nonprofit | Oct 30, 1972 | Inactive |
| LOWER KEYS CHAPTER #1351 OF AARP, INC.Key West, FL · Active | Key West, FL | Nonprofit | Mar 19, 1973 | Active |
| FLORIDA KEYS MENTAL HEALTH BOARD, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | Mar 28, 1973 | Inactive |
| KEY WEST INSTITUTE FOR HISTORIC PRESERVA- TION, INC.Key West, FL · Inactive | Key West, FL | Nonprofit | May 4, 1973 | Inactive |