| Code | Site | Code | Site | Code | Site | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| LBW | Birchwood Bridge Club | LCY | Crystal Bridge Club | LF6 | Frankfort Sectional | ||||||
| LG4 | Grand Haven Sectional | LG5 | Grand Rapids Sectional | LGR | Bridge Club of GR | ||||||
| LGS | Capitol Bridge Club | LH4 | Holland Sectional | LJ4 | Jackson Sectional | ||||||
| LK4 | Kalamazoo Sectional | LKG | King of Bridge DBC | LKZ | Kalamazoo Bridge Club | ||||||
| LL5 | Lansing Sectional | LLM | Lansing Bridge Center | LLT | Ludington Duplicate Bridge | ||||||
| LLU | Leelanau Duplicate Bridge Club | LLW | Lenawee Duplicate Club | LMD | Monday DBC | ||||||
| LMF | Monday / Friday DBC | LMK | Muskegon DBC | LMR | The Mini Romans | ||||||
| LP4 | Petoskey Sectional | LPK | Petoskey Bridge Club | LPU | Peninsula DBC | ||||||
| LS4 | St Joseph Sectional | LS5 | Suttons Bay Sectional | LST | Sturgis DBC | ||||||
| LT5 | Traverse City Sectional | LZC | ??? |