1. CBP: http://www.cbp.gov (US Customs)
CBSA: http://www.cbsa-asfc.gc.ca (Canada)
2. FDA: http://www.fda.gov (USA)
CFIA: http://www.inspection.gc.ca (Canada)
3. Converters
http://www.sciencemadesimple.com/conversions.html (Length/Height/Currency/Time/Weight)
4. Rails
BNSF: http://www.bnsf.com
CSX: http://www.csx.com
CN: http://www.cn.ca
5. Steamship Lines
APL: www.apl.com
China Shipping:www.chinashippingna.com
CCNI: www.ccni.cl
CMA CGM : www.cma-cgm.com
COSCO: http://www.cosco.com/home.screen
CSAV Norasia: http://www.csavnorasia.com
Evergreen: www.shipmentlink.com
Hapag Lloyd: www.hapag-lloyd.com
K Line: http://www.kline.com
MSC: http://www.mscgva.ch
Maersk Line: www.maerskline.com/appmanager/
Rickmers: http://www.rickmers.com
Safmarine : http://mysaf.safmarine.com
Sinotrans: http://www.sinotransagencyna.com
Wan Hai Line: www.wanhai.com
Yangming Line: www.yml.com.tw/
Zim Line: www.zim.co.il/6. Port Terminals
APM Terminal: WWW.APMTERMINALS.COM
Long Beach Container Terminal: www.lbcti.com
PCT: www.pct.tideworks.com
Houston: www.portofhouston.com
Maher Terminal: www.maherterminals.com
New York Container Terminal: www.nycterminal.com
Miami Pomtoc: WWW.POMTOC.COM