[VoiceOps] Preventing calls to cell phones with guaranteed accuracy

Getting an LRN is easy. The real question is, is there a reliable data source to map LRN -> {wireless,RBOC,etc}? I think this data is in the LERG, but the LERG is overkill... -- Alex Balashov | Principal | Evariste Systems LLC 303 Perimeter Center North, Suite 300 Atlanta, GA 30346 United States Tel: +1-800-250-5920 (toll-free) / +1-678-954-0671 (direct) Web: http://www.evaristesys.com/, http://www.csrpswitch.com/