| Country | Town/City | Telephone code |
| Latvia | Aizkraukle | +371 51 |
| Latvia | Aluksne | +371 43 |
| Latvia | Balvi | +371 45 |
| Latvia | Bauska | +371 39 |
| Latvia | Cesis | +371 41 |
| Latvia | Daugavpils | +371 54 |
| Latvia | Dobele | +371 37 |
| Latvia | Gulbene | +371 44 |
| Latvia | Jekabpils | +371 52 |
| Latvia | Jelgava | +371 30 |
| Latvia | Kraslava | +371 56 |
| Latvia | Kuldiga | +371 33 |
| Latvia | Liepaja | +371 34 |
| Latvia | Limbazi | +371 40 |
| Latvia | Ludza | +371 57 |
| Latvia | Madona | +371 48 |
| Latvia | Ogre | +371 50 |
| Latvia | Preili | +371 53 |
| Latvia | Rezekne | +371 46 |
| Latvia | Riga | +371 6 |
| Latvia | Saldus | +371 38 |
| Latvia | Talsi | +371 32 |
| Latvia | Tukums | +371 31 |
| Latvia | Valka | +371 47 |
| Latvia | Valmiera | +371 42 |
| Latvia | Ventspils | +371 36 |
