| 51 | BENGAL TELEECOMMUNICATION PRIVATE LIMITED - U64202WB2011PTC162779 |
| 52 | BHOOTNATH TELECOM SERVICES PRIVATE LIMITED - U64204WB2011PTC164236 |
| 53 | BINARY TELECOM PRIVATE LIMITED - U64203WB1998PTC086786 |
| 54 | BINAYAK NETWORK & UTILITIES PRIVATE LIMI TED - U64204WB1997PTC084013 |
| 55 | BIPASHA COMMUNICATION PRIVATE LIMITED - U64202WB2009PTC140566 |
| 56 | BITS AND BYTES ISP PRIVATE LIMITED - U64100WB2017PTC220608 |
| 57 | BIZPUR DIGITAL CABLE AND BROADBAND SERVICE PRIVATE LIMITED - U64204WB2010PTC152778 |
| 58 | BLAZING INFORMATION SERVICES PRIVATE LIM ITED - U64202WB2000PTC092186 |
| 59 | BLUE BIRD COURIER PRIVATE LIMITED - U64120WB1998PTC088033 |
| 60 | BLUE HILL TECHNOLOGIES PRIVATE LIMITED - U64204WB2014PTC201598 |
| 61 | BLUEMAX COURIER & CARGO SERVICES PRIVATE LIMITED - U64120WB1997PTC085078 |
| 62 | BRANDSUM TECH SOLUTIONS PRIVATE LIMITED - U64202WB2007PTC117857 |
| 63 | BROADBAND - WAVE PRIVATE LIMITED. - U64203WB2008PTC121625 |
| 64 | BROOKSHIELD E-PROCESSING SERVICES PRIVATE LIMITED - U64200WB2017PTC221947 |
| 65 | BRS INFOTECH PRIVATE LIMITED - U64100WB2015PTC207353 |
| 66 | BUD MARL TELECOM PRIVATE LIMITED - U64204WB2015PTC206864 |
| 67 | BURDWAN COMMUNICATION PVT.LTD. - U64204WB1994PTC065930 |
| 68 | BUSINESSEDGE TELECOM PRIVATE LIMITED - U64204WB2013PTC193518 |
| 69 | CABLE COMBINE COMMUNICATION PRIVATE LIMITED - U64202WB1997PTC083411 |
| 70 | CAL NET E BUSINESS SOLUTIONS PRIVATE LIM ITED - U64202WB2000PTC092261 |
| 71 | CALCUTTA COURIER SERVICES (P) LTD - U64120WB2006PTC110550 |
| 72 | CALCUTTA WHEEL & AXLE PRIVATE LIMITED - U64100WB2008PTC123305 |
| 73 | CARGAISON COURIER & CARGO PRIVATE LIMITED - U64100WB2015PTC207541 |
| 74 | CARRYON COURIER PRIVATE LIMITED - U64120WB2004PTC099604 |
| 75 | CENTRAL INDIA LOGISTICS PVT LTD - U64120WB2006PTC108941 |