Astuce :
| nom commune | pop. | code insee | code siren | code postal |
|---|---|---|---|---|
| Allerey | 177 | 21009 | 212100093 | 21230 |
| Antheuil | 62 | 21014 | 212100143 | 21360 |
| Antigny-la-Ville | 89 | 21015 | 212100150 | 21230 |
| Arconcey | 221 | 21020 | 212100200 | 21320 |
| Arnay-le-Duc (chef lieu) | 1370 | 21023 | 212100234 | 21230 |
| Aubaine | 89 | 21030 | 212100309 | 21360 |
| Aubigny-la-Ronce | 167 | 21032 | 212100325 | 21340 |
| Auxant | 81 | 21036 | 212100366 | 21360 |
| Bard-le-Régulier | 73 | 21046 | 212100465 | 21430 |
| Baubigny | 209 | 21050 | 212100507 | 21340 |
| Bellenot-sous-Pouilly | 222 | 21062 | 212100622 | 21320 |
| Bessey-en-Chaume | 122 | 21065 | 212100655 | 21360 |
| Bessey-la-Cour | 50 | 21066 | 212100663 | 21360 |
| Beurey-Bauguay | 111 | 21068 | 212100689 | 21320 |
| Blancey | 56 | 21082 | 212100820 | 21320 |
| Blanot | 121 | 21083 | 212100838 | 21430 |
| Blanot | 121 | 21083 | 212100838 | 21430 |
| Bligny-sur-Ouche | 812 | 21087 | 212100879 | 21360 |
| Bouhey | 49 | 21091 | 212100911 | 21360 |
| Brazey-en-Morvan | 145 | 21102 | 212101026 | 21430 |
| la Bussière-sur-Ouche | 172 | 21120 | 212101208 | 21360 |
| Censerey | 179 | 21124 | 212101240 | 21430 |
| Chailly-sur-Armançon | 265 | 21128 | 212101281 | 21320 |
| Champignolles | 76 | 21140 | 212101406 | 21230 |
| Châteauneuf | 80 | 21152 | 212101521 | 21320 |
| Châtellenot | 159 | 21153 | 212101539 | 21320 |
| Chaudenay-la-Ville | 38 | 21155 | 212101554 | 21360 |
| Chaudenay-le-Château | 48 | 21156 | 212101562 | 21360 |
| Chazilly | 145 | 21164 | 212101646 | 21320 |
| Civry-en-Montagne | 126 | 21176 | 212101760 | 21320 |
| Clomot | 128 | 21181 | 212101810 | 21230 |
| Colombier | 67 | 21184 | 212101844 | 21360 |
| Commarin | 121 | 21187 | 212101877 | 21320 |
| Cormot-Vauchignon | 213 | 21195 | 200069367 | 21340 |
| Créancey | 524 | 21210 | 212102107 | 21320 |
| Crugey | 167 | 21214 | 212102149 | 21360 |
| Culètre | 108 | 21216 | 212102164 | 21230 |
| Cussy-la-Colonne | 42 | 21221 | 212102214 | 21360 |
| Cussy-le-Châtel | 119 | 21222 | 212102222 | 21230 |
| Diancey | 97 | 21229 | 212102297 | 21430 |
| Écutigny | 77 | 21243 | 212102438 | 21360 |
| Éguilly | 70 | 21244 | 212102446 | 21320 |
| Essey | 303 | 21251 | 212102511 | 21320 |
| le Fête | 39 | 21264 | 212102644 | 21230 |
| Foissy | 164 | 21274 | 212102743 | 21230 |
| Jouey | 189 | 21325 | 212103253 | 21230 |
| Lacanche | 483 | 21334 | 212103345 | 21230 |
| Liernais | 477 | 21349 | 212103493 | 21430 |
| Longecourt-lès-Culêtre | 55 | 21354 | 212103543 | 21230 |
| Lusigny-sur-Ouche | 118 | 21360 | 212103600 | 21360 |
| Maconge | 131 | 21362 | 212103626 | 21320 |
| Magnien | 318 | 21363 | 212103634 | 21230 |
| Maligny | 175 | 21374 | 212103741 | 21230 |
| Manlay | 196 | 21375 | 212103758 | 21430 |
| Marcheseuil | 151 | 21379 | 212103790 | 21430 |
| Marcilly-Ogny | 187 | 21382 | 212103824 | 21320 |
| Martrois | 61 | 21392 | 212103923 | 21320 |
| Meilly-sur-Rouvres | 233 | 21399 | 212103998 | 21320 |
| Ménessaire | 82 | 21403 | 212104038 | 21430 |
| Mimeure | 322 | 21414 | 212104145 | 21230 |
| Molinot | 158 | 21420 | 212104202 | 21340 |
| Mont-Saint-Jean | 246 | 21441 | 212104418 | 21320 |
| Montceau-et-Écharnant | 185 | 21427 | 212104277 | 21360 |
| Musigny | 87 | 21447 | 212104475 | 21230 |
| Nolay | 1421 | 21461 | 212104616 | 21340 |
| Painblanc | 166 | 21476 | 212104764 | 21360 |
| Pouilly-en-Auxois | 1546 | 21501 | 212105019 | 21320 |
| la Rochepot | 279 | 21527 | 212105274 | 21340 |
| Rouvres-sous-Meilly | 86 | 21533 | 212105332 | 21320 |
| Saint-Martin-de-la-Mer | 291 | 21560 | 212105605 | 21210 |
| Saint-Pierre-en-Vaux | 138 | 21566 | 212105662 | 21230 |
| Saint-Prix-lès-Arnay | 207 | 21567 | 212105670 | 21230 |
| Sainte-Sabine | 172 | 21570 | 212105704 | 21320 |
| Santosse | 58 | 21583 | 212105837 | 21340 |
| Saussey | 69 | 21588 | 212105886 | 21360 |
| Savilly | 79 | 21593 | 212105936 | 21430 |
| Semarey | 128 | 21600 | 212106009 | 21320 |
| Sussey | 241 | 21615 | 212106157 | 21430 |
| Thoisy-le-Désert | 215 | 21630 | 212106306 | 21320 |
| Thomirey | 56 | 21631 | 212106314 | 21360 |
| Thorey-sur-Ouche | 135 | 21634 | 212106348 | 21360 |
| Thury | 254 | 21636 | 212106363 | 21340 |
| Val-Mont | 248 | 21327 | 200059905 | 21340 |
| Vandenesse-en-Auxois | 295 | 21652 | 212106520 | 21320 |
| Veilly | 54 | 21660 | 212106603 | 21360 |
| Veuvey-sur-Ouche | 214 | 21673 | 212106736 | 21360 |
| Vianges | 37 | 21675 | 212106751 | 21430 |
| Vic-des-Prés | 112 | 21677 | 212106777 | 21360 |
| Viévy | 359 | 21683 | 212106835 | 21230 |
| Villiers-en-Morvan | 49 | 21703 | 212107031 | 21430 |
| Voudenay | 193 | 21715 | 212107155 | 21230 |
Le canton de Arnay-le-Duc est composé de 91 communes pour une population de 18830 habitants.