While Verizon wasn't quick to start selling 700MHz blocks to live up to the terms of its AWS purchase, it's clearly willing to up the tempo. The carrier says it just finished deals this week to sell lower B-block 700MHz airwaves in Texas to already announced customer Nortex Communications as well as Oklahoma's Panhandle Telecommunication Systems. We're also learning that Verizon quietly signed off on a deal in mid-Ja