| Code | | Site | | Code | | Site | | Code | | Site |
| I1B | | ??? | |
IAB | | Jourdan's Bridge Club | |
IAD | | Naples Bridge Center Inc | |
| IAK | | ??? | |
IAT | | ??? | |
IB4 | | Brooksville Sectional | |
| IB5 | | Belleair Sectional | |
IB6 | | Bradenton Sectional | |
IB7 | | Boca Raton Sectional | |
| IB8 | | Bonita Springs Sectional | |
IBB | | Bonita Bridge | |
IBC | | Boca Country Club | |
| IBD | | Bridge Deck Club of Naples | |
IBJ | | ??? | |
IBY | | ??? | |
| IC4 | | Clearwater Sectional | |
IC5 | | Crystal River Sectional | |
ICO | | 9999 Duplicate | |
| ICX | | St Croix Bridge Club | |
ID4 | | Delray Beach Sectional | |
ID5 | | DeLand Sectional | |
| ID6 | | Daytona Sectional | |
IDY | | ??? | |
IEP | | East Pasco Bridge Club | |
| IF4 | | Ft Myers Sectional | |
IFA | | The Country Club of Florida | |
IFM | | Frenchman's Creek DBC | |
| IFP | | Freedom Plaza Senior Living Su | |
IFR | | Friendly Duplicate | |
IG4 | | Gainsville Sectional | |
| IGC | | Boca Grande Club | |
IGM | | Grand Slam DBC | |
IGO | | Grey Oaks Bridge Club | |
| IHY | | Happy Hearts DBC | |
II4 | | Inverness Sectional | |
IIG | | Ibis Golf and Country Club | |
| IIK | | Indian Creek Country Club | |
IJ4 | | Jacksonville Sectional | |
IJH | | ??? | |
| IJI | | ??? | |
IJM | | Jewish Congregation Of Marco | |
IJP | | Jupiter Duplicate Bridge Club | |
| IKB | | Key Biscayne Bridge Club | |
IKC | | Keycard Duplicate Bridge Club | |
IKL | | Key Largo Matchpointers | |
| IKQ | | Kings and Queens | |
IKT | | Vineyards DBC | |
IL1 | | Lake Buena Vista Regional | |
| IL4 | | Lake Park Sectional | |
IL6 | | Lecanto Sectional | |
ILK | | Lake City DBC | |
| ILL | | Loblolly | |
ILX | | ??? | |
ILY | | Largo Community Center DBC | |
| IMB | | Madeira Beach Bridge Club | |
IMC | | Mirasol Country Club | |
IME | | Mediterra | |
| IMI | | Mens Interclub PB | |
IMO | | Marion Oaks Duplicate BC | |
IMX | | Mariner Sands DBC | |
| IN4 | | Naples Sectional | |
IN5 | | N Palm Beach Sectional | |
IN6 | | North Palm Beach Sectional | |
| INN | | Bridge Club of Naples | |
INT | | ??? | |
INY | | ??? | |
| IO5 | | Ocala Sectional | |
IOB | | Grand Slam of Lake Worth | |
IOC | | Ocala DBC | |
| IP4 | | Palm Coast Sectional | |
IP8 | | Pinellas Park Sectional | |
IPG | | P G A National | |
| IPL | | Pelican Bay Duplicate BC | |
IPP | | Palm Beach Polo Bridge Club | |
IPQ | | Paradise Duplicate Bridge Club | |
| IPU | | Cultural Center DBC | |
IPX | | ??? | |
IPY | | Port Royal Club | |
| IRC | | River City DBC | |
IRH | | Jacksonville Riverside DBC | |
IS4 | | St Petersburg Sectional | |
| IS6 | | St Augustine Sectional | |
IS7 | | Sun City Center Sectional | |
IS8 | | Stuart Sectional | |
| IS9 | | Spring Hill Sectional | |
ISB | | Sebring Bridge Club | |
ISL | | Sanibel Community Bridge Club | |
| ISU | | Sunshine League | |
ISW | | Shadowwood CC | |
ISY | | Sharon Tyler Pierce | |
| IT4 | | Tampa Sectional | |
ITC | | Turtle Creek Club | |
ITK | | Tomoka DBC | |
| IV5 | | Venice Sectional | |
IV6 | | The Villages Sectional | |
IVL | | Valencia Falls | |
| IVY | | Verona Walk Bridge Club | |
IW4 | | West Palm Beach Sectional | |
IW5 | | Winter Haven Sectional | |
| IWG | | Kensington Golf and Country Cl | |
IWN | | Quail Creek DBC | |
IWS | | Baywinds Duplicate Bridge Club | |