<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: arial,helvetica,sans-serif; font-size: 10pt; color: #000000'>I'm just learning about NRUF 502.<div><br></div><div>As I read the documentation (and some Googling):</div><div><br></div><div>Every phone number in the blocks I have are either Assigned, Intermediate, Reserved, Aging, or Administrative.</div><div>Ported out numbers count as assigned.</div><div>Returned ported numbers are available.</div><div>I do this for blocks that I got from NANPA.</div><div>I do not do it for ported numbers.</div><div><br></div><div><br></div><div>I'm supposed to be able to tell in Neustar SOA what numbers have disconnected. I've reached out to them to figure out how to do that. I couldn't find documentation that was direct enough for me to know it was the right thing.</div><div><br><div><span name="x"></span><br><br>-----<br>Mike Hammett<br>Intelligent Computing Solutions<br>http://www.ics-il.com<br><br><br><br>Midwest Internet Exchange<br>http://www.midwest-ix.com<br><br><span name="x"></span><br></div><br></div></div></body></html>