The canton of Saint-Quentin-South is a administrative division French located in the department of the Aisne and the area Picardy.
|- | Gauchy || align=" right" | 5 621 || align=" right" | 2430 || align=" right" | 02340 |- | Harly || align=" right" | 1 803 || align=" right" | 2100 || align=" right" | 02371 |- | Homblières || align=" right" | 1 462 || align=" right" | 2720 || align=" right" | 02383 |- | Mesnil-Saint-Laurent || align=" right" | 426 || align=" right" | 2720 || align=" right" | 02481 |- | Neuville-Saint-Amand || align=" right" | 908 || align=" right" | 2100 || align=" right" | 02549 |- | Saint-Quentin || align=" right" | 17 667 (1) || align=" right" | 2100 || align=" right" | 02691 |}
(1) fraction of commune.
| Random links: | Écoivres | Philippe de Villiers of Isle-Adam | The Community of communes of the Country of Orthe | Martin Leslie | The Return of Kane | Stade_spartiate_(San_Jose) |