Subchapter D - Records; Reports
- Part 640 - Repealed
- Part 641 - Annual Reports (§§ 641.1 — 641.7)
- Part 642 - Retention By Telephone And Telegraph Corporations Of Records At Principal Office (§§ 642.1 — 642.3)
- Part 643 - Accounts, Records And Reports Of General Business Corporations Providing Incidental Utility Service (§§ 643.1 — 643.2)
- Part 644 - Service Records And Reports (§§ 644.1 — 644.3)
- Part 645 - Radio-telephone Utilities (§ 645.1)
- Part 646 - Applicability Of Regulations To Radio-telephone Utilities (§§ 646.1 — 646.3)
- Part 647 - Resellers Of Telephone Services (§ 647.1)
- Part 648 - Applicability Of Regulations To Resellers Of Telephone Services (§§ 648.1 — 648.3)
- Part 649 - Regulations Applicable To Providers Of Operator Services (§§ 649.1 — 649.6)
- Part 650 - Regulations Applicable To Payphones (§§ 650.1 — 650.6)
- Part 651 - Preservation Of Records (§§ 651.1 — 651.19)