0091 and +91 are used interchangeably to dial Indian phone numbers from a mobile (more on the plus sign).
| Phone type | Dialing format | Or using + |
|---|---|---|
| Cell phone | 00 91 7x xxxx xxxx | +91 7x xxxx xxxx |
| Cell phone | 00 91 8x xxxx xxxx | +91 8x xxxx xxxx |
| Cell phone | 00 91 9x xxxx xxxx | +91 9x xxxx xxxx |
| Landlines | Dialing format | Or using + |
|---|---|---|
| Agra | 00 91 562 xxx xxxx | +91 562 xxx xxxx |
| Ahmadabad | 00 91 79 xxxx xxxx | +91 79 xxxx xxxx |
| Aligarh | 00 91 571 xxx xxxx | +91 571 xxx xxxx |
| Allahabad | 00 91 532 xxx xxxx | +91 532 xxx xxxx |
| Amravati | 00 91 721 xxx xxxx | +91 721 xxx xxxx |
| Amritsar | 00 91 183 xxx xxxx | +91 183 xxx xxxx |
| Asansol | 00 91 341 xxx xxxx | +91 341 xxx xxxx |
| Aurangabad | 00 91 240 xxx xxxx | +91 240 xxx xxxx |
| Bangalore | 00 91 80 xxxx xxxx | +91 80 xxxx xxxx |
| Bareilly | 00 91 581 xxx xxxx | +91 581 xxx xxxx |
| Belgaum | 00 91 831 xxx xxxx | +91 831 xxx xxxx |
| Bhavnagar | 00 91 278 xxx xxxx | +91 278 xxx xxxx |
| Bhilai | 00 91 788 xxx xxxx | +91 788 xxx xxxx |
| Bhiwandi | 00 91 2522 xxx xxx | +91 2522 xxx xxx |
| Bhopal | 00 91 755 xxx xxxx | +91 755 xxx xxxx |
| Bhubaneswar | 00 91 674 xxx xxxx | +91 674 xxx xxxx |
| Bikaner | 00 91 151 xxx xxxx | +91 151 xxx xxxx |
| Calcutta | 00 91 33 xxxx xxxx | +91 33 xxxx xxxx |
| Calicut | 00 91 495 xxx xxxx | +91 495 xxx xxxx |
| Chandigarh | 00 91 172 xxx xxxx | +91 172 xxx xxxx |
| Coimbatore | 00 91 422 xxx xxxx | +91 422 xxx xxxx |
| Cuttack | 00 91 671 xxx xxxx | +91 671 xxx xxxx |
| Dehradun | 00 91 135 xxx xxxx | +91 135 xxx xxxx |
| Delhi | 00 91 11 xxxx xxxx | +91 11 xxxx xxxx |
| Dhanbad | 00 91 326 xxx xxxx | +91 326 xxx xxxx |
| Faizabad | 00 91 5278 xxx xxx | +91 5278 xxx xxx |
| Faridabad | 00 91 129 xxx xxxx | +91 129 xxx xxxx |
| Ghaziabad | 00 91 120 xxx xxxx | +91 120 xxx xxxx |
| Gorakhpur | 00 91 551 xxx xxxx | +91 551 xxx xxxx |
| Guntur | 00 91 863 xxx xxxx | +91 863 xxx xxxx |
| Gurgaon | 00 91 124 xxx xxxx | +91 124 xxx xxxx |
| Guwahati | 00 91 361 xxx xxxx | +91 361 xxx xxxx |
| Gwalior | 00 91 751 xxx xxxx | +91 751 xxx xxxx |
| Hubli-Dharwad | 00 91 836 xxx xxxx | +91 836 xxx xxxx |
| Hyderabad | 00 91 40 xxxx xxxx | +91 40 xxxx xxxx |
| Indore | 00 91 731 xxx xxxx | +91 731 xxx xxxx |
| Jabalpur | 00 91 761 xxx xxxx | +91 761 xxx xxxx |
| Jaipur | 00 91 141 xxx xxxx | +91 141 xxx xxxx |
| Jalandhar | 00 91 181 xxx xxxx | +91 181 xxx xxxx |
| Jammu | 00 91 191 xxx xxxx | +91 191 xxx xxxx |
| Kannur | 00 91 497 xxx xxxx | +91 497 xxx xxxx |
| Jamshedpur | 00 91 657 xxx xxxx | +91 657 xxx xxxx |
| Jodhpur | 00 91 291 xxx xxxx | +91 291 xxx xxxx |
| Kanpur | 00 91 512 xxx xxxx | +91 512 xxx xxxx |
| Kochi | 00 91 484 xxx xxxx | +91 484 xxx xxxx |
| Kollam | 00 91 474 xxx xxxx | +91 474 xxx xxxx |
| Kota | 00 91 744 xxx xxxx | +91 744 xxx xxxx |
| Lucknow | 00 91 522 xxx xxxx | +91 522 xxx xxxx |
| Ludhiana | 00 91 161 xxx xxxx | +91 161 xxx xxxx |
| Madurai | 00 91 452 xxx xxxx | +91 452 xxx xxxx |
| Malappuram | 00 91 483 xxx xxxx | +91 483 xxx xxxx |
| Mangalore | 00 91 824 xxx xxxx | +91 824 xxx xxxx |
| Meerut | 00 91 121 xxx xxxx | +91 121 xxx xxxx |
| Moradabad | 00 91 591 xxx xxxx | +91 591 xxx xxxx |
| Mysore | 00 91 821 xxx xxxx | +91 821 xxx xxxx |
| Mumbai | 00 91 22 xxxx xxxx | +91 22 xxxx xxxx |
| Nagpur | 00 91 712 xxx xxxx | +91 712 xxx xxxx |
| Nasik | 00 91 253 xxx xxxx | +91 253 xxx xxxx |
| Noida | 00 91 120 xxx xxxx | +91 120 xxx xxxx |
| Patna | 00 91 612 xxx xxxx | +91 612 xxx xxxx |
| Puducherry | 00 91 413 xxx xxxx | +91 413 xxx xxxx |
| Pune | 00 91 20 xxxx xxxx | +91 20 xxxx xxxx |
| Raipur | 00 91 771 xxx xxxx | +91 771 xxx xxxx |
| Rajkot | 00 91 281 xxx xxxx | +91 281 xxx xxxx |
| Ranchi | 00 91 651 xxx xxxx | +91 651 xxx xxxx |
| Saharanpur | 00 91 132 xxx xxxx | +91 132 xxx xxxx |
| Salem | 00 91 427 xxx xxxx | +91 427 xxx xxxx |
| Siliguri | 00 91 353 xxx xxxx | +91 353 xxx xxxx |
| Solapur | 00 91 217 xxx xxxx | +91 217 xxx xxxx |
| Srinagar | 00 91 194 xxx xxxx | +91 194 xxx xxxx |
| Surat | 00 91 261 xxx xxxx | +91 261 xxx xxxx |
| Thrissur | 00 91 487 xxx xxxx | +91 487 xxx xxxx |
| Tiruchirappalli | 00 91 431 xxx xxxx | +91 431 xxx xxxx |
| Tiruppur | 00 91 421 xxx xxxx | +91 421 xxx xxxx |
| Trivandrum | 00 91 471 xxx xxxx | +91 471 xxx xxxx |
| Vadodara | 00 91 265 xxx xxxx | +91 265 xxx xxxx |
| Varanasi | 00 91 542 xxx xxxx | +91 542 xxx xxxx |
| Vasai-Virar | 00 91 250 xxx xxxx | +91 250 xxx xxxx |
| Vijayawada | 00 91 866 xxx xxxx | +91 866 xxx xxxx |
| Visakhapatnam | 00 91 891 xxx xxxx | +91 891 xxx xxxx |
| Warangal | 00 91 870 xxx xxxx | +91 870 xxx xxxx |