Ariz. Admin. Code § 14-2-1302
In this Article, unless the context otherwise requires, the following definitions shall apply:
1. "800 data base" means an 800 service data base that contains information on the screening and routing of 800 numbers that are in service.
2. "AIN data base" means a data base that is used in connection with an Advanced Intelligent Network (AIN) architecture. The AIN architecture enables telecommunications service providers to introduce advanced telecommunications services.
3. "ALI" or "Automatic Location Identification" means the process of electronically identifying and displaying the name of the subscriber and address of the calling telephone number to a person answering a 911 call.
4. "Central Office Code" means the first three digits of a seven-digit telephone number. Central office codes are assigned to telecommunications providers by the central office code administrator in accordance with the industry's central office code assignment guidelines.
5. "Centralized Message Distribution System" or "CMDS" means the system managed by Bellcore that assists in billing third party calls. Access to CMDS requires a Bellcore client company host.
6. "Directory Assistance Database Listings" means customer name, address, and telephone number listings in the LEC directory assistance database.
7. "E911" access means the ability of a LEC to interconnect with and deliver emergency calls, and associated ANI and ALI information, where available, to the E-911 controlling office for further routing to the appropriate Public Safety Answering Point.
8. "Essential facility or service" means any portion, component, or function of the network or service offered by a provider of local exchange service: that is necessary for a competitor to provide a public telecommunications service; that cannot be reasonable duplicated; and for which there is no adequate economic alternative to the competitor in terms of quality, quantity, and price.
9. "Extended Area Service" or "EAS" means local (toll-free) calling provided between local exchange carrier exchanges (service areas).
10. "Incumbent Local Exchange Carrier" means any company providing service as a local exchange carrier in Arizona prior to June 23, 1995.
11. "Interconnection Services" means those features and functions of a local exchange carriers network that enable other local exchange carriers to provide local exchange and exchange access services. Interconnection services include, but are not limited to, those services offered by local exchange carriers which have been classified by the Commission as essential services.
12. "LIDB" or "Line Information Data Base" means a data base that contains access line information that is used by telecommunications service providers for billing validation.
13. "Local Exchange Carrier" or "LEC" means a telecommunications company that provides local exchange service as one of the telecommunications services it offers to the public.
14. "Local Number Portability" means permitting customers to choose between authorized providers of local exchange services within a given wire center without changing their telephone number and without impairment of quality, functionality, reliability, or convenience of use.
15. "Mutual traffic exchange" means the exchange of terminating local and EAS traffic between LECs such that all LECs terminate the local exchange traffic of all other LECs without explicitly charging each other for such traffic exchange.
16. "New Entrant Local Exchange Carrier" or "NELEC" means any company certificated by the Commission after June 23, 1995, as a local exchange carrier.
17. "Numbering Plan Administration" or "NPA" means a specific geographic area identified by a unique NPA code. The NPA (area code) is a 3-digit code that identifies the NPA for purposes of call routing. The NPA Administrator is the entity within a NPA that assigns central office prefixes (telephone numbers) to users in the NPA.
18. "Public Safety Answering Point" or "PSAP" means a communications facility operated on a 24-hour basis that is assigned the responsibility to receive 911 calls and, as appropriate, to dispatch public or private safety services or to extend, transfer, or relay 911 calls to the appropriate public or private safety agencies.
19. "Rate Center" means specific geographic locations from which airline mileage measurements are determined for the purpose of rating local, Extended Area Service (EAS), and toll traffic.
20. "Reciprocal Compensation" means the arrangement by which local exchange carriers compensate each other for like services used in the termination of local calls between the customers of the two carriers.
21. "Resale of local service" means the purchase by a local exchange carrier from another local exchange carrier a local exchange service provisioned directly to an end-user customer and rebrands it as its own service.
22. "Total Service Long Run Incremental Cost" or "TSLRIC" is as defined in R14-2-1102(17).
23. "White Pages Listings" means customer name, address, and telephone number listings in the white pages Section of LEC telephone directories.
24. "Yellow Pages Listings" means customer name, address, and telephone number listings in the yellow pages Section of LEC telephone directories.
Ariz. Admin. Code § R14-2-1302