Staff directory NPANXX.net Locate NPA NXX by address Local Calling Guide Very useful tool which shows what rate centers are local to each other FCC 499 Filers Information about telecomunication companies who have filed for 499 wholesale status with FCC Lata Maps Maponics has made the following LATA maps free for your use Telephone Number IDentification providing free caller-id lookups FCC 499 File Database This is the offical database showing which companies have filed 499 for the collection of USF. Information about 499 filing for wholesale providers Telecommunication service providers are required to register a 499 with the FCC in order to resort revenue and USF collections. Carrier Independant CenturyLink (legacy Qwest) Network Deployment Database (NDD) This interactive database allows you to query data attained from CenturyLink Network Network Disclosures This is the CenturyLink website that contains the raw data used for the NDD Tariff Library This site provides access to CenturyLink’s pending and effective tariff documents Q.Partner This site is sponsored by the CenturyLnk Alliance Channel Partner program and is intended for Business Partners with an established agreement. CenturyLink Referral Program The CenturyLink Referral Program allows you to easily and efficiently position CenturyLink voice, data and solutions* with your small- and medium-sized customers  and earn compensation on closed sales resulting from warm referral leads you provide to CenturyLink. CenturyLink SLAs  This site provides online description of CenturyLink SLA’s Qwest Control Qwest’s self service web portal providing customers access to eBilling, repair and network management tools to better manage their Qwest services. Technical Publications CenturyLink Technical Publications (Tech Pubs) contain detailed technical information for various products and services. Network Maps This interactive map shows the CenturyLink backbone for services such as IP, MPLS, QWAVE, and more USOC Finder The USOC Search provides you with CenturyLink USOC information. Bandwidth Builders DSL Loop qualification tool Bandwidth Builders prequal tool for Qwest DSL