anchor.diff:  456,1110,18,399,kh,Cambodia,855,MFone/Camshin
   456,1110,01,31,kh,Cambodia,855,Mobitel/Cam GSM
   456,1110,03,63,kh,Cambodia,855,QB/Cambodia Adv. Comms.
  +456,1110,06,111,kh,Cambodia,855,Smart Mobile
   456,1110,05,95,kh,Cambodia,855,Smart Mobile
  -456,1110,06,111,kh,Cambodia,855,Smart Mobile
   456,1110,09,159,kh,Cambodia,855,Sotelco Ltd (Beeline Cambodia)
   624,1572,01,31,cm,Cameroon,237,MTN
   624,1572,04,79,cm,Cameroon,237,Nextel
   624,1572,02,47,cm,Cameroon,237,Orange
   302,770,652,1618,ca,Canada,1,BC Tel Mobility
   302,770,630,1584,ca,Canada,1,Bell Aliant
  +302,770,651,1617,ca,Canada,1,Bell Mobility
   302,770,610,1552,ca,Canada,1,Bell Mobility
  -302,770,651,1617,ca,Canada,1,Bell Mobility
   302,770,670,1648,ca,Canada,1,CityWest Mobility
   302,770,361,865,ca,Canada,1,Clearnet
   302,770,360,864,ca,Canada,1,Clearnet
  
positive.code: 311,785,150,336,us,United States,1,
  311,785,070,112,us,United States,1,Wisconsin RSA #7 Limited Partnership
  310,784,390,912,us,United States,1,Yorkville Telephone Cooperative
  748,1864,03,63,uy,Uruguay,598,Ancel/Antel
  748,1864,01,31,uy,Uruguay,598,Ancel/Antel
  748,1864,10,271,uy,Uruguay,598,Claro/AM Wireless
  748,1864,07,127,uy,Uruguay,598,MOVISTAR
  434,1076,04,79,uz,Uzbekistan,998,Bee Line/Unitel
  
negative.code: 334,820,02,47,mx,Mexico,52,TelCel/America Movil
  550,1360,01,31,fm,Micronesia,691,FSM Telecom
  259,601,04,79,md,Moldova,373,Eventis Mobile
  259,601,03,63,md,Moldova,373,IDC/Unite
  259,601,99,2463,md,Moldova,373,IDC/Unite
  259,601,05,95,md,Moldova,373,IDC/Unite
  259,601,02,47,md,Moldova,373,Moldcell
  259,601,01,31,md,Moldova,373,Orange/Voxtel
  212,530,01,31,mc,Monaco,377,Monaco Telecom
  212,530,10,271,mc,Monaco,377,Monaco Telecom
  428,1064,98,2447,mn,Mongolia,976,G-Mobile Corporation Ltd
  428,1064,99,2463,mn,Mongolia,976,Mobicom
  428,1064,00,15,mn,Mongolia,976,Skytel Co. Ltd
  