About this number
There is 1 SPAM rating and 1 comment for this phone number. (415) 727-6637 is a landline based telephone number operated by Bandwidth.Com Clec, LLC - Ca and is located in zip code 94612 in the city of Oakland, California, which is in Alameda County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 415, a Network Numbering Exchange (NXX - also known as a prefix) of 727 and a subscriber number of 6637. It has an Operating Company Number (OCN) of 981E. A Common Language Location Identifier (CLLI) of NOCLLIKNOWN. As well as a Local access and transport area (LATA) of 722. It was first assigned for usage on 07/30/2013. Zip code 94612 has a population of 14,389 as of the 2010 census.
I did not call. I am looking for more info but I do not believe this is how the IRS works. More of a scare tactic to freak out and call the number back.