NANPA : North American Numbering Plan Administration

What's New

9/1: Planning Letter 410 - Nebraska NPA 531 to Overlay NPA 402

9/1: August 2010 FG B and FG D CIC Activity Report

8/24: Planning Letter 409 - Pennsylvania NPA 272 to Overlay NPA 570

8/18: Planning Letter 408 - Kentucky NPA 270 Split, Start of Permissive Dialing Suspended

8/17: Planning Letter 407R1 - Implementation of the NPA 855 for Toll Free Services

8/16: NPA Relief Activity Status Report (xls)

8/16: CO Code Activity Status Report

8/16: NPA Relief Planning Triggers Report (pdf)

Your feedback is important. Neustar, Inc., the NANP Administrator, sponsors this site. We welcome your comments and feedback about the website or questions concerning NANPA and number administration.

For login and password issues, please contact the NAS Customer Support Desk at 1-866-623-2282 or via email at nanpa-login@Neustar.biz.

For NANP Administration System (NAS) support issues only, please contact our Customer Support Desk at 1-866-623-2282 or click here to access our Online Support. Outside Canada and the US, click here.

NANPA: North American Numbering Plan Administration
This site provides information about the North American Numbering Plan (NANP) and its administration. The NANP is the numbering plan for the Public Switched Telephone Network for Canada, the US and its territories, and the Caribbean.

NANPA Fast Track

Area Code Map

NANPA Web Guide

Can't find what you are looking for? NANPA.com is a wealth of information... and to first-time visitors, may seem overwhelming. To help you find the information you need, please read the NANPA Web Guide.