Delhi STD & ISD Codes List | Dialing Codes : If you are looking for STD and ISD dialing code of Delhi, this is the right place, here you can check the list of dialing codes available across Delhi.
Delhi STD & ISD Codes
| Area | STD Code | ISD Code | state |
| New Delhi | 011 | 91-11 | Delhi |
| Ghaziabad | 0120 | 91-120 | Delhi |
| Noida / Greater Noida | 0120 | 91-120 | Delhi |
| Faridabad | 0129 | 91-129 | Delhi |
| Gurugram / Gurgaon | 0124 | 91-124 | Delhi |
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