| | | | | | STD Numbers of Karnataka | |
| | Karnataka Areas | STD Codes | Shorapur | 08443 | Siddapur | 08389 | Sidlaghatta | 08158 | Sindagi | 08488 | Sindhanur | 08535 | Sira | 08135 | Sirsi | 08384 | Siruguppa | 08396 | Somwarpet | 08276 | Sorab | 08184 | Sriniwaspur | 08157 | Sullia | 08257 | T. Narsipur | 08227 | Tallak | 08190 | Tarikere | 08261 | Telgi | 08426 | Thirthahalli | 08181 | Tiptur | 08134 | Tumkur | 0816 | Turuvekere | 08139 | Udupi | 0820 | Virajpet | 08274 |
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