The primary purpose of this tool is to lookup the NPA/NXX of the Local Exchange Company (LEC) based on the physical address provided. Users may also create an account so address queries are stored for future reference. CTG3 is a master agent for CenturyLink and Comcast Business with a focus on providing support for both incumbent telco and cable companies.
Visit PREQUAL.net to perform a ZIP code carrier footprint check for the top carriers such as CenturyLink, Comcast Business, Charter Business, Level 3, Integra, AboveNet, Time Warner Telecom, GlobaLinx, Mammoth Networks ..and more!
If you are a carrier and would like to add your company footprint list to our website, please send email to email@example.com
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