| Sr. No. | Title | Registration Number | Languages | Periodicity | State | District | Owner | Publisher |
|---|---|---|---|---|---|---|---|---|
| 52551 | OLI VELLAM | 101286 | Tamil | Monthly | Tamil Nadu | Kanniyakumari | P. FITHELIS | P. FITHELIS |
| 52552 | OLIKIRATHU URIMAIKURAL | 109422 | Tamil | Monthly | Tamil Nadu | Chennai | V. THANGAVEL | V. THANGAVEL |
| 52553 | OLIKKADIR | 11880 | Tamil | Monthly | Tamil Nadu | Chennai | ALL INDIA TELEGRAPH ENGINEERING EMPLOYEES UNION | R. PATTABIRAMAN |
| 52554 | OLIKKUM YADHAVAR MURASU | 91971 | English,Tamil | Monthly | Tamil Nadu | Chennai | YADHAVAR PERAVAI | DR. R. KANTHAIAH |
| 52555 | OLIPPADHAI | 124729 | Tamil | Weekly | Tamil Nadu | Chennai | J. RAMESH KUMAR | J. RAMESH KUMAR |
| 52556 | OLIRUM GNANA DEEPAM | 69036 | Tamil | Monthly | Tamil Nadu | Chennai | M. MURUGAN | M. MURUGAN |
| 52557 | OLIRUM URIMAIKAL | 128462 | English,Tamil | Fortnightly | Tamil Nadu | Chennai | K. MOHAN | K. MOHAN |
| 52558 | OLIVA MARAM | 87347 | Tamil | Bimonthly (Once in two months) | Tamil Nadu | Tirunelveli | S.ASIRVATHAM DANIEL | S. ASIRVATHAM DANIEL |
| 52559 | OLIVAGAM | 8476 | Tamil | Monthly | Tamil Nadu | Madurai | S. SABJAN | S. SABJAN |
| 52560 | OLIVAMALAIYIN ARPUTHAM | 63979 | Tamil | Monthly | Tamil Nadu | Chennai | N.JAMES EBENEZER | N.JAMES EBENEZER |