Just received a call from this number. Caller ID listed as Admin-NPANXX. Did not answer and no message left.

Addendum to the above: Here's what web site says.
Welcome to npanxx.net

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!

Pain in the [***] message about some stupid libral agenda bs.
Crap on a stick.

Answered the phone, I could hear someone but they did not speak.  Was hung up on.  I hope they jump off a cliff.