| Case Number | Case Title | Open Date | Closed Date |
| 01-2253-TP-ORD | COMMISSION'S EXTENDED AREA SERVICE RULES | 08/28/2001 | 10/11/2006 |
| 04-1785-TP-ORD | ALTERNATIVE OPERATOR SERVICES | 11/29/2004 | 08/24/2007 |
| 06-0915-TP-ORD | MATTER OF THE IMPLEMENTATION OF RULES CONCERNING ENHANCED 911 PURSUANT TO HB 361 | 07/18/2006 | 08/29/2008 |
| 06-0919-TP-ORD | REVIEW OF CHAPTER 4901:1-7 OHIO ADMINISTRATIVE CODE | 07/18/2006 | 01/03/2008 |
| 12-2055-TP-ORD | IN THE MATTER OF THE REVIEW OF CHAPTER 4901:1-8 OF THE OHIO ADMINISTRATIVE CODE | 07/12/2012 | |
| 76-0393-TP-ORD | ADMINISTRATIVE ORDER 213 | 05/10/1976 | 09/29/1977 |
| 77-0001-TP-ORD | CHAPTER 7 | 01/03/1977 | 06/27/1979 |
| 80-1205-TP-ORD | RULE 4901:1-7-07,OAC | 12/16/1980 | 03/11/1981 |
| 81-0150-TP-ORD | EMERGENCY TOLL FREE SERVICE | 02/02/1981 | 08/13/1986 |
| 81-0828-TP-ORD | FEDERAL COMMUNICATIONS COMMISSION | 07/10/1981 | 12/27/1984 |
| 82-1299-TP-ORD | FCC REPORT | 10/20/1982 | 11/03/1982 |
| 83-0072-TP-ORD | DERREGULATION OF CUSTOMER PREMISE E | 01/10/1983 | 02/10/1987 |
| 86-2074-TP-ORD | UNIFORM SYS ACCOUNTS-TEL/4901:1-3 | 10/28/1986 | 09/29/1987 |
| 88-1150-TP-ORD | MINIMUM FILING REQUIREMENTS/TELE | 08/03/1988 | 08/19/1993 |
| 90-0192-TP-ORD | RESCISSION OF RULE 4901:1-3-11 | 01/23/1990 | 11/27/1991 |
| 90-0235-TP-ORD | AMORTIZATION OF EMBEDDED BALANCE | 02/01/1990 | 09/13/1990 |
| 91-0597-TP-ORD | UNIFORM SYSTEM OF ACCOUNTS 4901:1-3 | 04/01/1991 | 04/25/1991 |
| 91-1010-TP-ORD | AMENDMENT/CHAPTER 4901:1-5 | 06/10/1991 | 02/17/1993 |
| 93-1666-TP-ORD | AMENDMENT OF RULE 4901:1-5-07(F) | 10/06/1993 | 02/17/1994 |
| 94-0250-TP-ORD | UNIFORM SYSTEM OF ACC/TELE COMPANIE | 02/07/1994 | 03/24/1994 |
| 94-1965-TP-ORD | EMERGENCY 911/HOUSE BILL 344 | 12/13/1994 | 06/06/1996 |
| 96-1065-TP-ORD | RECISSION OF RULES 4901:1-3-08 | 10/09/1996 | 12/12/1996 |
| 96-1175-TP-ORD | AMENDMENT CHAPTER 4901:1-5, OAC | 11/06/1996 | |
| 97-1443-TP-ORD | AMORTIZATION OF EMBEDDED BALANCE | 11/03/1997 | 02/26/1998 |