Codes postaux de 56000 à 56950
| Code postal | Libellé | Commune principale | Adresses |
|---|---|---|---|
| 56000 | VANNES | Vannes | 15 874 |
| 56100 | LORIENT | Lorient | 16 728 |
| 56110 | GOURIN | Gourin +2 | 4 805 |
| 56120 | JOSSELIN | Josselin +8 | 4 092 |
| 56130 | FEREL | Férel +7 | 8 867 |
| 56140 | MALESTROIT | Malestroit +11 | 6 295 |
| 56150 | BAUD | Baud +2 | 4 921 |
| 56160 | PLOERDUT | Ploërdut +6 | 3 934 |
| 56170 | QUIBERON | Quiberon +2 | 5 667 |
| 56190 | MUZILLAC | Muzillac +7 | 7 884 |
| 56200 | LA GACILLY | La Gacilly +3 | 4 623 |
| 56220 | PEILLAC | Peillac +7 | 5 642 |
| 56230 | QUESTEMBERT | Questembert +4 | 6 066 |
| 56240 | PLOUAY | Plouay +4 | 4 459 |
| 56250 | ELVEN | Elven +6 | 8 414 |
| 56260 | LARMOR PLAGE | Larmor-Plage | 3 613 |
| 56270 | PLOEMEUR | Ploemeur | 8 046 |
| 56290 | PORT LOUIS | Port-Louis | 1 502 |
| 56300 | PONTIVY | Pontivy +5 | 10 334 |
| 56310 | BUBRY | Bubry +4 | 4 781 |
| 56320 | LE FAOUET | Le Faouët +3 | 3 462 |
| 56330 | PLUVIGNER | Pluvigner +1 | 4 333 |
| 56340 | CARNAC | Carnac +1 | 7 240 |
| 56350 | ALLAIRE | Allaire +6 | 6 948 |
| 56360 | LE PALAIS | Le Palais +3 | 735 |
| 56370 | SARZEAU | Sarzeau +1 | 11 860 |
| 56380 | GUER | Guer +4 | 5 350 |
| 56390 | GRAND CHAMP | Grand-Champ +4 | 5 300 |
| 56400 | AURAY | Auray +7 | 19 747 |
| 56410 | ERDEVEN | Erdeven +1 | 4 225 |
| 56420 | PLUMELEC | Plumelec +5 | 2 530 |
| 56430 | MAURON | Mauron +6 | 4 005 |
| 56440 | LANGUIDIC | Languidic | 2 918 |
| 56450 | THEIX NOYALO | Theix-Noyalo +3 | 6 981 |
| 56460 | VAL D OUST | Val d'Oust +3 | 4 101 |
| 56470 | LA TRINITE SUR MER | La Trinité-sur-Mer +1 | 3 948 |
| 56480 | CLEGUEREC | Cléguérec +3 | 1 727 |
| 56490 | MENEAC | Ménéac +5 | 2 964 |
| 56500 | LOCMINE | Locminé +9 | 10 804 |
| 56510 | ST PIERRE QUIBERON | Saint-Pierre-Quiberon | 3 452 |
| 56520 | GUIDEL | Guidel | 4 692 |
| 56530 | QUEVEN | Quéven +1 | 4 448 |
| 56540 | LE CROISTY | Le Croisty +3 | 1 282 |
| 56550 | BELZ | Belz +1 | 5 292 |
| 56560 | GUISCRIFF | Guiscriff | 1 249 |
| 56570 | LOCMIQUELIC | Locmiquélic | 2 091 |
| 56580 | ROHAN | Rohan +2 | 2 381 |
| 56590 | GROIX | Groix | 2 226 |
| 56600 | LANESTER | Lanester | 7 486 |
| 56610 | ARRADON | Arradon | 3 017 |
| 56620 | CLEGUER | Cléguer +1 | 2 790 |
| 56630 | LANGONNET | Langonnet | 448 |
| 56640 | ARZON | Arzon | 3 818 |
| 56650 | INZINZAC LOCHRIST | Inzinzac-Lochrist | 2 475 |
| 56660 | ST JEAN BREVELAY | Saint-Jean-Brévelay | 967 |
| 56670 | RIANTEC | Riantec | 2 792 |
| 56680 | PLOUHINEC | Plouhinec +1 | 4 430 |
| 56690 | LANDEVANT | Landévant +2 | 3 339 |
| 56700 | HENNEBONT | Hennebont +4 | 11 522 |
| 56730 | ST GILDAS DE RHUYS | Saint-Gildas-de-Rhuys | 3 388 |
| 56740 | LOCMARIAQUER | Locmariaquer | 1 730 |
| 56750 | DAMGAN | Damgan | 3 454 |
| 56760 | PENESTIN | Pénestin | 3 035 |
| 56770 | PLOURAY | Plouray | 665 |
| 56780 | ILE AUX MOINES | Île-aux-Moines | 66 |
| 56800 | PLOERMEL | Ploërmel +8 | 10 995 |
| 56840 | ILE D ARZ | Île-d'Arz | 170 |
| 56850 | CAUDAN | Caudan | 2 181 |
| 56860 | SENE | Séné | 4 666 |
| 56870 | BADEN | Baden +1 | 3 939 |
| 56880 | PLOEREN | Ploeren | 3 039 |
| 56890 | ST AVE | Saint-Avé +2 | 8 385 |
| 56910 | CARENTOIR | Carentoir +1 | 2 534 |
| 56920 | NOYAL PONTIVY | Noyal-Pontivy +4 | 3 690 |
| 56930 | PLUMELIAU BIEUZY | Pluméliau-Bieuzy | 1 860 |
| 56950 | CRACH | Crach | 3 183 |