anchor.diff:  619,1561,25,607,sl,Sierra Leone,232,Mobitel
   525,1317,12,303,sg,Singapore,65,GRID Communications Pte Ltd
   525,1317,03,63,sg,Singapore,65,MobileOne Ltd
  +525,1317,07,127,sg,Singapore,65,Singtel
   525,1317,02,47,sg,Singapore,65,Singtel
   525,1317,01,31,sg,Singapore,65,Singtel
  -525,1317,07,127,sg,Singapore,65,Singtel
  +525,1317,06,111,sg,Singapore,65,Starhub
   525,1317,05,95,sg,Singapore,65,Starhub
  -525,1317,06,111,sg,Singapore,65,Starhub
   231,561,06,111,sk,Slovakia,421,O2
   231,561,01,31,sk,Slovakia,421,Orange
   231,561,05,95,sk,Slovakia,421,Orange
   231,561,15,351,sk,Slovakia,421,Orange
  +231,561,02,47,sk,Slovakia,421,T-Mobile
   231,561,04,79,sk,Slovakia,421,T-Mobile
  -231,561,02,47,sk,Slovakia,421,T-Mobile
   231,561,99,2463,sk,Slovakia,421,Zeleznice Slovenskej republiky (ZSR)
   293,659,41,1055,si,Slovenia,386,Mobitel
   293,659,40,1039,si,Slovenia,386,SI.Mobil
  
positive.code: 520,1312,01,31,th,Thailand,66,AIS/Advanced Info Service
  520,1312,23,575,th,Thailand,66,Digital Phone Co.
  520,1312,00,15,th,Thailand,66,Hutch/CAT CDMA
  520,1312,05,95,th,Thailand,66,Total Access (DTAC)
  520,1312,18,399,th,Thailand,66,Total Access (DTAC)
  520,1312,99,2463,th,Thailand,66,True Move/Orange
  520,1312,04,79,th,Thailand,66,True Move/Orange
  514,1300,01,31,tp,Timor-Leste,670,Telin/ Telkomcel
  
negative.code: 510,1296,01,31,id,Indonesia,62,Indosat/Satelindo/M3
  510,1296,00,15,id,Indonesia,62,PT Pasifik Satelit Nusantara (PSN)
  510,1296,27,639,id,Indonesia,62,PT Sampoerna Telekomunikasi Indonesia (STI)
  510,1296,09,159,id,Indonesia,62,PT Smartfren Telecom Tbk
  510,1296,28,655,id,Indonesia,62,PT Smartfren Telecom Tbk
  510,1296,11,287,id,Indonesia,62,PT. Excelcom
  510,1296,10,271,id,Indonesia,62,Telkomsel
  901,2305,13,319,n/a,International Networks,882,Antarctica
  