STD Codes of cities in Bihar
Bihar has one hundred seventy nine STD Codes for telephone calling.
| District | City |
|---|---|
| Deoghar (Dumka) | STD Code of Mahagama |
| Deoghar (Dumka) | STD Code of Madhupur |
| Katihar | STD Code of Barsoi |
| Katihar | STD Code of Katihar |
| Katihar | STD Code of Araria |
| Katihar | STD Code of Purnea |
| Katihar | STD Code of Forbesganj |
| Katihar | STD Code of Korha |
| Katihar | STD Code of Thakurganj |
| Katihar | STD Code of Raniganj |
| Katihar | STD Code of Dhamdaha |
| Katihar | STD Code of Kishanganj |
| Katihar | STD Code of Banmankhi |
| Saharsa | STD Code of Birpur |
| Saharsa | STD Code of Supaul |
| Saharsa | STD Code of S.Bakhtiarpur |
| Saharsa | STD Code of Madhepura |
| Saharsa | STD Code of Triveniganj |
| Saharsa | STD Code of Saharsa |
| Saharsa | STD Code of Udakishanganj |
| Ranchi | STD Code of Muri |
| Ranchi | STD Code of Ghaghra |
| Ranchi | STD Code of Gumla |
| Ranchi | STD Code of Simdega |
| Ranchi | STD Code of Lohardaga |