| | | | | | STD Numbers of Kerala | |
| | Kerala Areas | STD Codes | Quilon | 0474 | Ranni | 04735 | Shertallai | 0478 | Shoranur | 04926 | Taliparamba | 04982 | Tellicherry | 0490 | Thiruvananthapuram | 0471 | Thodupuzha | 04862 | Tirur | 0494 | Tiruvalla | 0469 | Trichur | 0487 | Uppala | 04998 | Vadakkanchery | 04884 | Vikom | 04829 |
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