NUMP - Number Portability Provides end user customers the ability to change local service providers for basic local exchange service without changing their telephone number.

Identifies the technology used for an Alternate Exchange Customer (AEC) ordering Number Portability.

NOTE 1: Number Portability is the ability to port an existing, new unassigned number or numbers previously reserved from one certified local service provider to another.

VALID ENTRIES:

RTI = Route Index Hubbing (Number Portability)

AIN = Advanced Intelligent Network (Number Portability)

USAGE: This field is optional.

DATA CHARACTERISTICS: 3 alpha characters

EXAMPLES: R T I

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