| 1201 | ONECLICK TECHNOLOGIES PRIVATE LIMITED - U64200DL2010PTC211455 |
| 1202 | ONEDIGITAL ENTERTAINMENT PRIVATE LIMITED - U64200DL2009PTC188125 |
| 1203 | ONEWORLD TELESERVICES PRIVATE LIMITED - U64100DL2013PTC259070 |
| 1204 | ONLINE XPRESS SERVICES PRIVATE LIMITED - U64200DL2016PTC292966 |
| 1205 | ONSPOT TELECOM CONSULTANTS PRIVATE LIMITED - U64200DL2013PTC249656 |
| 1206 | OORJA MOBILE SERVICES PRIVATE LIMITED - U64200DL2007PTC170863 |
| 1207 | OORJA TELENET PRIVATE LIMITED - U64202DL2014PTC263850 |
| 1208 | OORJIT CONSULTANCY SERVICES PRIVATE LIMITED - U64200DL2014PTC273957 |
| 1209 | OPTIEMUS INFRACOM LIMITED - L64200DL1993PLC054086 |
| 1210 | OPTIMUM TELESERVICES PRIVATE LIMITED - U64204DL2010PTC201925 |
| 1211 | OPTION TELE SOLUTIONS PRIVATE LIMITED - U64201DL2006PTC145637 |
| 1212 | OPTO NETWORK PRIVATE LIMITED - U64202DL1999PTC098039 |
| 1213 | ORBITEL COMMUNICATIONS PRIVATE LIMITED - U64110DL1999PTC099767 |
| 1214 | ORBITEL INTERNATIONAL LIMITED - U64203DL1999PLC098163 |
| 1215 | ORIENTAL COURIERS PRIVATE LIMITED - U64120DL1993PTC054538 |
| 1216 | ORIGIN EXPRESS (INDIA) NORTH LIMITED - U64120DL2004PLC129402 |
| 1217 | ORION CONVERGENCE LIMITED - U64120DL2000PLC108337 |
| 1218 | ORISSA TELECOM PRIVATE LIMITED - U64200DL1996PTC083170 |
| 1219 | ORTEL WIRELESS SERVICES PRIVATE LIMITED - U64200DL2009PTC196706 |
| 1220 | ORTUS INFRATEL AND HOLDINGS PRIVATE LIMI TED - U64200DL2008PTC184079 |
| 1221 | OSIYAN COMMUNICATION PRIVATE LIMITED - U64120DL2008PTC184214 |
| 1222 | OSR TELECOM PRIVATE LIMITED - U64201DL2014PTC268601 |
| 1223 | OSS INFOCOM PRIVATE LIMITED - U64200DL2014PTC271753 |
| 1224 | OSUS SERVICES (OPC) PRIVATE LIMITED - U64201DL2016OPC292575 |
| 1225 | OVERNITE EXPRESS LIMITED - U64120DL1986PLC026209 |