| Date Filed | Summary | Pages |
| 12/11/2013 | Notice of cancellation for Cert. # 90-9189, electronically filed by Michelle A Green on behalf of Public Utilities Commission of Ohio. | 3 |
| 09/10/2013 | In the matter of the application to voluntarily cancel authority. | 8 |
| 01/29/2013 | Secretary of State certificates per request from staff electronically filed by Angela F. Collins on behalf of Birch Telecom of the Great Lakes, Inc. | 4 |
| 01/28/2009 | Revised tariff PUCO No. 1 per Staff request, filed on behalf of Covista, Inc. by B. Heggelund. | 33 |
| 06/30/2008 | In the matter of the application of Covista, Inc. to detariff certain tier 2 services and make other changes related to the implementation of Case No. 06-1345-TP-ORD. | 17 |
| 05/29/2003 | In the matter of the application of Covista, Inc. for revision to the Ohio PUCO Tariff No. 3. | 88 |
| 05/16/2002 | Corrected Certificate No. 90-9189 issued. | 1 |
| 04/12/2001 | Amended Certificate of Authority to reflect name change filed by L. Steinhart on behalf of Covista, Inc. | 3 |
| 08/19/1999 | Revised tariff, PUCO No. 1, Section 1, original pages 1, 4, 13, 23, and 27, filed on behalf of applicant by L. Steinhart. (6 pgs.) | 6 |
| 12/24/1998 | Revised tariff, PUCO No. 1, Section 1, pages 1, 7, 22, 27 and 31; Section 2, pages 55 and 60; Section 4, pages 1 thru 19, filed on behalf of applicant by L. Steinhart. (27 pgs.) | 27 |
| 12/04/1998 | Entry stating approval of this application is suspended until further notice. (DF) (1 pg) | 1 |
| 11/09/1998 | Correspondence letter regarding the application, filed on behalf of OCC by T. Etter. (3 pgs.) | 3 |
| 10/08/1998 | In the matter of the application of TotalTel, Inc. to resell local exchange service. (249 pgs.) | 249 |