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North American Telephone Area Code and Prefix Location Database, Platinum Plus Wire Center Edition. This data set contains all fields found in our Platinum Plus Rate Center V&H Coordinate Edition plus ... central office wire center V&H coordinates and central office feature codes. This data includes every active telephone NPA/NXX area code and exchange combination in use for the United States, Canada and most of the Caribbean. A key feature of this database is its NECA Tariff No. 4 compatible Rate Center V&H coordinates. Contains the primary Zip or postal code generally associated with the exchange location. For Canadian postal codes, the FSA portion is significant and the LDU portion specifies the first LDU associated with the general location, central office or wire center. This database contains full pooled number 1,000 block level NPA NXX assignments. Line type and carrier assignments are accurate to the 1,000 block level.
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