Ex Parte Letter filed by ATIS to provide the FCC with feedback on its Numbering Testbed Workshop (for Docket No. 13-97) that was held on March 25, 2014.

Ex Parte Letter filed by ATIS to provide the FCC with feedback on its Numbering Testbed Workshop (for Docket No. 13-97) that was held on March 25, 2014.