Postcode areas 23XXX
- Postcode area 23000 Guéret
- Postcode area 23100 La Courtine
- Postcode area 23110 Évaux-les-Bains
- Postcode area 23120 Vallière
- Postcode area 23130 Chénérailles
- Postcode area 23140 Jarnages
- Postcode area 23150 Ahun
- Postcode area 23160 Saint-Sébastien
- Postcode area 23170 Chambon-sur-Voueize
- Postcode area 23190 Bellegarde-en-Marche
- Postcode area 23200 Aubusson
- Postcode area 23210 Bénévent-l'Abbaye
- Postcode area 23220 Bonnat
- Postcode area 23230 Gouzon
- Postcode area 23240 Le Grand-Bourg
- Postcode area 23250 Pontarion
- Postcode area 23260 Crocq
- Postcode area 23270 Châtelus-Malvaleix
- Postcode area 23290 Saint-Étienne-de-Fursac
- Postcode area 23300 La Souterraine
- Postcode area 23320 Saint-Vaury
- Postcode area 23340 Faux-la-Montagne
- Postcode area 23350 Genouillac
- Postcode area 23360 Lourdoueix-Saint-Pierre
- Postcode area 23380 Ajain
- Postcode area 23400 Bourganeuf
- Postcode area 23420 Mérinchal
- Postcode area 23430 Châtelus-le-Marcheix
- Postcode area 23450 Fresselines
- Postcode area 23460 Royère-de-Vassivière
- Postcode area 23480 Saint-Sulpice-les-Champs
- Postcode area 23500 Felletin
- Postcode area 23600 Boussac
- Postcode area 23700 Auzances
- Postcode area 23800 Dun-le-Palestel