Subpart B. Subpart B—Administration

• § 52.7 - Definitions.
• § 52.9 - General requirements.
• § 52.11 - North American Numbering Council.
• § 52.12 - North American Numbering Plan Administrator and B&C Agent.
• § 52.13 - North American Numbering Plan Administrator.
• § 52.15 - Central office code administration.
• § 52.16 - Billing and Collection Agent.
• § 52.17 - Costs of number administration.
• § 52.19 - Area code relief.