Kalyandurg STD Code
| City | Kalyandurg |
| STD Code | 08497 |
| District | Anantpur (Guntakal) |
| State | Andhra Pradesh |
STD Code of Kalyandurg is 08497. This city is located in Anantpur (Guntakal) district of Andhra Pradesh state in India. To call landline phones of Kalyandurg, you must add 08497 before the number.