Resource Web Address Description
		Business Center http://www.usps.gov/busctr/welcome.htm Links to most USPS business sites Postal Explorer http://pe.usps.gov Domestic Mail Manual, International Mail Manual (Acrobat Reader 3.1 is required) Express - Priority Mail Tracking http://www.usps.gov/cttgate Track packages using w/ shipping receipt. Centralized Automated Payment System http://caps.usps.gov   Domestic ZIP Code lookup http://www.usps.gov/ncsc   Domestic Postal Rate Calc http://postcalc.usps.gov   Intn'l Postal Rate Calc http://ircalc.usps.gov   Mailers Companion http://www.usps.gov/business/mrc.htm (Acrobat Reader 3.1 is required) Memo to Mailers http://www.usps.com/business/mtm   National Customer Support http://www.usps.gov/ncsc/ncsc.html   Reference Center http://www.refdesk.com/factpost.html   AMMA http://www.amma.org   MN Mailers Association http://www.mnmailers.com   Mail Systems Management Association http://www.msma-mn.com   Corporate profiles & info info http://www.hoovers.com Charges for some reports DMA (Direct Marketing Assc) http://www.the-dma.org   RIBBS http://ribbs.usps.gov Rapid Information Bulletin Board System Shipping Supplies Online http://supplies.usps.gov   Postage Statements http://www.usps.gov/formmgmt/webforms   Postal Bulletin http://www.usps.gov/cpim/ftp/bulletin/pb.htm (Acrobat Reader 3.1 is required) National Mail Order Association (NMOA) http://www.nmoa.org   Postal Rate Commission http://www.prc.gov   Postal Customer Council (National Site) http://www.usps.com/nationalpcc   National Postal Forum http://www.npf.org   Alliance of Nonprofit Mailers http://www.nonprofitmailers.org   Association for Postal Commerce http://www.postcom.org   Mailing & Fulfillment Service Association http://www.mfsanet.org   Xplor International http://www.xplor.org   Mailing Systems Technology Magazine http://www.mailsystemsmag.org   MailCom http://www.mailcom-conference.com/