| | | | | | STD Numbers of Uttar Pradesh | |
| | Uttar Pradesh Areas | STD Codes | Deoria | 05568 | Derapur | 05114 | Dhampur | 01344 | Domariyaganj | 05541 | Dudhi-I | 05447 | Dudhi-Ii | 05446 | Etah | 05742 | Etawah | 05688 | Faizabad | 05278 | Farrukhabad | 05692 | Fatehpur | 05240 | Fatehpur-I | 05180 | Fatehpur-Ii | 05183 | Ferozabad | 05612 | Garauth | 05171 | Garhmukteshwar | 05731 | Ghatampur | 05115 | Ghaziabad+Dadri | 0120 | Ghazipur | 0548 | Ghosi | 05461 | Gonda | 05262 | Gorakhpur | 0551 |
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