4 CCR 723-2, NUMBERING ADMINISTRATION - NUMBERING ADMINISTRATION

  1. § 4 CCR 723-2-2700 - Applicability
  2. § 4 CCR 723-2-2701 - Definitions
  3. § 4 CCR 723-2-2702 - Assignment of Telephone Numbers in Colorado
  4. § 4 CCR 723-2-2703 - Variance
  5. § 4 CCR 723-2-2704 - 2719 - Reserved
  6. Local Number Portability and Administration (§ 4 CCR 723-2-2720 to 4 CCR 723-2-2725 - 2739)
  7. N-1-1 Abbreviated Dialing Codes (§ 4 CCR 723-2-2740 to 4 CCR 723-2-2743 - 2799)

Efficient Use of Telephone Numbers

Basis, Purpose, and Statutory Authority

The basis and purpose of these rules is to identify procedures to ensure the efficient use and assignment of telephone numbers.

The statutory authority for the promulgation of these rules is found at §§ 40-2-108, C.R.S. Relevant federal law exists at 47 U.S.C. § 251 (e)(1), 47 C.F.R., Part 52.15 (January 11, 2016) and Part 52.19 (October 1, 2002).

Notes

4 CCR 723-2, NUMBERING ADMINISTRATION
39 CR 21, November 10, 2016, effective 12/1/2016 40 CR 15, August 10, 2017, effective 9/1/2017 41 CR 03, February 10, 2018, effective 3/2/2018 42 CR 02, January 25, 2019, effective 2/14/2019 42 CR 07, April 10, 2019, effective 4/30/2019 43 CR 02, January 25, 2020, effective 2/14/2020 43 CR 17, September 10, 2020, effective 8/17/2020 44 CR 17, September 10, 2021, effective 8/11/2021 44 CR 18, September 25, 2021, effective 10/15/2021 45 CR 03, February 10, 2022, effective 12/29/2021 45 CR 01, January 10, 2022, effective 1/30/2022 46 CR 05, March 10, 2023, effective 3/30/2023

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