| Code | Site | Code | Site | Code | Site | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| NB5 | Bismarck Sectional | NBK | Bismarck Bridge Club | NF4 | Fargo Sectional | ||||||
| NFC | Fargo Country Club DC | NFG | Fargo DBC | NG4 | Grafton Sectional | ||||||
| NGF | Grafton ND Duplicate Bridge | NGS | Grand Forks DBC | NM5 | Minot Sectional | ||||||
| NMC | Magic City DBC | NMT | Minot DBC |