anchor.diff:  270,624,77,1919,lu,Luxembourg,352,Millicom Tango GSM
   270,624,01,31,lu,Luxembourg,352,P+T LUXGSM
   270,624,99,2463,lu,Luxembourg,352,VOXmobile S.A.
  +455,1109,01,31,mo,Macao China,853,C.T.M. TELEMOVEL+
   455,1109,04,79,mo,Macao China,853,C.T.M. TELEMOVEL+
  -455,1109,01,31,mo,Macao China,853,C.T.M. TELEMOVEL+
   455,1109,02,47,mo,Macao China,853,China Telecom
   455,1109,05,95,mo,Macao China,853,Hutchison Telephone (Macau) Company Ltd
   455,1109,03,63,mo,Macao China,853,Hutchison Telephone (Macau) Company Ltd
  +455,1109,00,15,mo,Macao China,853,Smartone Mobile
   455,1109,06,111,mo,Macao China,853,Smartone Mobile
  -455,1109,00,15,mo,Macao China,853,Smartone Mobile
   294,660,75,1887,mk,Macedonia,389,MTS/Cosmofone
   294,660,02,47,mk,Macedonia,389,MTS/Cosmofone
   294,660,01,31,mk,Macedonia,389,T-Mobile/Mobimak
  
positive.code: 629,1577,07,127,cg,Congo Republic,242,Warid
  548,1352,01,31,ck,Cook Islands,682,Telecom Cook Islands
  712,1810,03,63,cr,Costa Rica,506,Claro
  712,1810,02,47,cr,Costa Rica,506,ICE
  712,1810,01,31,cr,Costa Rica,506,ICE
  712,1810,04,79,cr,Costa Rica,506,Movistar
  712,1810,20,527,cr,Costa Rica,506,Virtualis
  219,537,01,31,hr,Croatia,385,T-Mobile/Cronet
  
negative.code: 310,784,790,1936,us,United States,1,
  310,784,100,256,us,United States,1,Plateau Telecommunications Inc.
  310,784,940,2368,us,United States,1,Poka Lambro Telco Ltd.
  311,785,540,1344,us,United States,1,
  311,785,730,1840,us,United States,1,
  310,784,500,1280,us,United States,1,Public Service Cellular Inc.
  312,786,160,352,us,United States,1,RSA 1 Limited Partnership
  311,785,430,1072,us,United States,1,RSA 1 Limited Partnership
  