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NALENND ® North American NPA NXX Area Code and Prefix Basic Lookup. This lookup uses our NALENND ® NPA NXX database to retrieve basic information from a North American telephone area code and exchange prefix or telephone number. Enter at least the first 6 digits of a United States, Canadian or Caribbean telephone number.
In the number (555) 222-3333, the NPA is “555” and the NXX is “222”. The “N” numbers, or the first number of the NPA and of the NXX, can be any number from 2-9; 0 and 1 are reserved for special purposes. All the remaining numbers, or “X” numbers, can be any number from 0-9. The last four digits of a phone number are called the ...
Lookup any area code or prefix (NPA/NXX) in our database using our FREE Area Code Finder Below: Area Code (NPA) Prefix (NXX) City: State Abbrev. Zip Code: County:
Feb 28, 2024 · The first three digits of a local seven-digit telephone number. Assigned to a specific switch in a central office. Together, the NPA-NXX denotes the original carrier and central office switch assigned to a particular number. Historically, NPA-NXX combinations provided a reliable way to determine the carrier and approximate location of a number.
Login to PortControl and navigate to the Network tab on the left hand side. Enter your NPA-NXX-Y (Example: 5418150) into the Network search bar. Your results will yield 4 cards. The 'Block Details' card will show you information about the Block Owner including activation dates and details. The 'Contaminated Numbers' list will show all numbers ...
All NPA-NXX and thousands blocks along with the following fields: State, Company, OCN, Ratecenter, CLLI, Assign Date, prefix type, Switch name, switch type, lata, ILEC Name and ILEC OCN (Warning: 20MB+, automatically updated whenever a major site update occurs) This file will be truncated if loaded into Excel. Please use MS Access or something ...
