Talk:LERG Routing Guide
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LERG's granularity is now even deeper than NPA/NXX. It includes an indication of number block, indicating individual 1,000-number sub-blocks, as a result of the practice of number pooling. - Keith D. Tyler ¶ [AMA] 21:54, Mar 22, 2005 (UTC)
Why is it called the LERG Routing Guide if the "RG" already stands for "Routing Guide"? —Preceding unsigned comment added by 76.91.153.156 (talk) 02:32, 14 November 2009 (UTC)