Données ARCOM - Mise à jour : juin 2026
| Radio | Frequence | Réception | Département | Agglomération |
| CHERIE FM - Treguennec ▶ | 100.6 | 4/5 | 29 - Finistère | DOUARNENEZ |
| EUROPE 1 - Treguennec ▶ | 104.7 | 1/5 | 29 - Finistère | QUIMPER |
| EUROPE 2 - Treguennec | 101.0 | 4/5 | 29 - Finistère | QUIMPER |
| EUROPE 2 - Treguennec | 103.2 | 1/5 | 29 - Finistère | DOUARNENEZ |
| FRANCE CULTURE - Treguennec ▶ | 92.2 | 1/5 | 29 - Finistère | CONCARNEAU |
| FRANCE CULTURE - Treguennec ▶ | 97.8 | 5/5 | 29 - Finistère | BREST TREDUDON |
| FRANCE INFO - Treguennec ▶ | 105.1 | 1/5 | 29 - Finistère | CONCARNEAU |
| FRANCE INTER - Treguennec ▶ | 87.7 | 1/5 | 29 - Finistère | CONCARNEAU |
| FRANCE INTER - Treguennec ▶ | 95.4 | 5/5 | 29 - Finistère | BREST TREDUDON |
| FRANCE MUSIQUE - Treguennec ▶ | 89.2 | 1/5 | 29 - Finistère | CONCARNEAU |
| FRANCE MUSIQUE - Treguennec ▶ | 89.4 | 5/5 | 29 - Finistère | BREST TREDUDON |
| FUN RADIO - Treguennec ▶ | 107.1 | 1/5 | 29 - Finistère | QUIMPER |
| HIT WEST - Treguennec | 95.8 | 1/5 | 29 - Finistère | QUIMPER |
| ICI BREIZH IZEL - Treguennec | 93.0 | 5/5 | 29 - Finistère | BREST TREDUDON |
| LA RADIO CLASSIQUE - Treguennec | 101.6 | 3/5 | 29 - Finistère | QUIMPER |
| LA RADIO KERNE - Treguennec | 90.2 | 1/5 | 29 - Finistère | QUIMPER |
| LA RADIO KERNE - Treguennec | 92.0 | 1/5 | 29 - Finistère | DOUARNENEZ |
| LA RADIO NEPTUNE - Treguennec | 93.8 | 1/5 | 29 - Finistère | QUIMPER |
| M RADIO - Treguennec | 94.7 | 3/5 | 29 - Finistère | QUIMPER |
| OCEANE BREIZH - Treguennec | 97.2 | 1/5 | 29 - Finistère | QUIMPER |
| RCF FINISTERE - Treguennec | 92.6 | 1/5 | 29 - Finistère | QUIMPER |
| RFM - Treguennec ▶ | 89.8 | 4/5 | 29 - Finistère | QUIMPER |
| RMC - Treguennec ▶ | 107.8 | 1/5 | 29 - Finistère | AUDIERNE |
| RMC - Treguennec ▶ | 88.5 | 1/5 | 29 - Finistère | QUIMPER |
| RTL - Treguennec ▶ | 98.4 | 3/5 | 29 - Finistère | DOUARNENEZ |
| RTL2 - Treguennec ▶ | 102.0 | 4/5 | 29 - Finistère | QUIMPER |
| SKYROCK - Treguennec ▶ | 91.6 | 3/5 | 29 - Finistère | CONCARNEAU |
