Telecommunication
CHAPTER I--FEDERAL COMMUNICATIONS COMMISSION
PART 52--NUMBERING
52.1
Basis and purpose.
52.3
General.
52.5
Definitions.
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.
52.20
Thousands-block number pooling.
52.21
Definitions.
52.23
Deployment of long-term database methods for number portability by LECs.
52.25
Database architecture and administration.
52.26
NANC Recommendations on Local Number Portability Administration.
52.27
Deployment of transitional measures for number portability.
52.29
Cost recovery for transitional measures for number portability.
52.31
Deployment of long-term database methods for number portability by CMRS providers.
52.32
Allocation of the shared costs of long-term number portability
52.33
Recovery of carrier-specific costs directly related to providing long-term number portability.
52.101
General definitions.
52.103
Lag times.
52.105
Warehousing.
52.107
Hoarding.
52.109
Permanent cap on number reservations.