| Province | ZIP (from ... to) | Population | Municipalities |
|---|---|---|---|
| Alessandria | 15010 ... 15079 15121 ... 15122 (CAP Alessandria) | 406,831 | 187 |
| Asti | 14010 ... 14100 | 207,785 | 117 |
| Biella | 13811 ... 13900 | 168,707 | 74 |
| Cuneo | 18025, 12010 ... 12100 | 582,194 | 247 |
| Novara | 28010 ... 28100 | 364,046 | 87 |
| Turin | 10010 ... 10099 10121 ... 10156 (CAP Turin) | 2,203,353 | 312 |
| Verbano-Cusio-Ossola | 28801 ... 28899 28921 ... 28925 (CAP Verbania) | 153,844 | 74 |
| Vercelli | 13010 ... 13100 | 165,821 | 82 |