| Code | Site | Code | Site | Code | Site | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| DBR | Bridge Boardroom | DIC | Bridge Club of Ithaca | DGR | Greater Rochester DBC | ||||||
| DJP | Joan Powell Duplicate Game | DNP | North Penn DBC | DRC | Rochester DBC | ||||||
| DSN | Seneca DBC | DSE | Shore Bridge Club | DBT | The Bridge Studio | ||||||
| DVB | Valley Bridge Club | DWF | W C Duplicate Bridge Club | DWY | Wayne Devon | ||||||
| DZ9 | D4 STaC | DC1 | Claymont Regional | DX2 | D4 GNT | ||||||
| DX1 | D4 NAP | DG1 | Grantville Regional | DH1 | Harrisburg Regional | ||||||
| DH2 | Henrietta Regional | DK1 | King of Prussia Regional | DL1 | Lancaster Regional | ||||||
| DL2 | Liverpool Regional | DM1 | Manheim Regional | DN1 | New Cumberland Regional | ||||||
| DP1 | Philadelphia Regional | DS1 | Scranton Regional | DW1 | Wilkes-Barre Regional | ||||||
| DP0 | Philadelphia Nationals |