The following is a list of the 75 municipalities (comuni) of the Province of Biella, Piedmont, Italy.
| ISTAT Code | Comune | Population, 31.12.2010 |
|---|---|---|
| 96001 | 333 | |
| 96002 | 3,481 | |
| 96003 | 1,183 | |
| 96004 | 45,589 | |
| 96005 | 1,013 | |
| 96006 | 894 | |
| 96007 | 2,206 | |
| 96008 | 154 | |
| 96009 | 366 | |
| 96010 | 1,237 | |
| 96011 | 165 | |
| 96012 | 8,058 | |
| 96013 | 223 | |
| 96014 | 464 | |
| 96015 | 905 | |
| 96016 | 3,623 | |
| 96018 | 2,926 | |
| 96019 | 2,025 | |
| 96020 | 15,010 | |
| 96021 | 1,638 | |
| 96022 | 352 | |
| 96023 | 460 | |
| 96024 | 719 | |
| 96025 | 500 | |
| 96026 | 3,931 | |
| 96027 | 135 | |
| 96028 | 1,606 | |
| 96029 | 2,492 | |
| 96030 | 387 | |
| 96031 | 553 | |
| 96032 | 2,264 | |
| 96033 | 559 | |
| 96034 | 665 | |
| 96035 | 4,009 | |
| 96037 | 1,469 | |
| 96038 | 613 | |
| 96039 | 995 | |
| 96040 | 4,009 | |
| 96041 | 2,844 | |
| 96042 | 1,564 | |
| 96043 | 559 | |
| 96044 | 210 | |
| 96046 | 2,192 | |
| 96047 | 4,008 | |
| 96048 | 1,398 | |
| 96049 | 2,684 | |
| 96050 | 2,360 | |
| 96053 | 1,509 | |
| 96054 | 934 | |
| 96055 | 95 | |
| 96056 | 1,679 | |
| 96057 | 627 | |
| 96058 | 2,085 | |
| 96059 | 2,731 | |
| 96063 | 1,334 | |
| 96064 | 761 | |
| 96065 | 1,166 | |
| 96066 | 973 | |
| 96067 | 300 | |
| 96068 | 2,667 | |
| 96069 | 227 | |
| 96071 | 2,518 | |
| 96072 | 238 | |
| 96074 | 1,126 | |
| 96075 | 591 | |
| 96076 | 1,213 | |
| 96077 | 8,343 | |
| 96078 | 379 | |
| 96079 | 191 | |
| 96080 | 1,435 | |
| 96081 | 425 | |
| 96082 | 1,257 | |
| 96083 | 1,152 | |
| 96087 | ||
| 96088 | ||