As operadoras com as tarifas:
Telbo: http://www.telbo.com/en/calling-rates.html
Voipgain:http://www.voipgain.com/en/calling-rates.html
Telbo: http://www.telbo.com/en/calling-rates.html
Voipgain:http://www.voipgain.com/en/calling-rates.html
Freecall: http://www.freecal.com/en/rates.html
Voipraider: http://www.voipraider.com/en/rates.html
Actionvoip: http://www.actionvoip.com/en/rates.html
VOIPDISCOUNT: http://www.voipdiscount.com/en/rates.html
INTERNETCALLS: http://www.internetcalls.com/en/rates.html
VOIPSTUNT: http://www.voipstunt.com/en/rates.html
VOIPCHEAP: www.voipcheap.com/en/rates.html
WEBCALLDIRECT: http://www.webcalldirect.com/en/rates.html
VOIPBUSTER: http://www.voipbuster.com/en/rates.html
NETAPPEL: http://www.netappel.fr/fr/rates.html
LOWRATEVOIP: http://www.lowratevoip.com/en/index.html
SPARVOIP: http://www.sparvoip.de/de/rates.html
FREECALL: http://www.freecall.com/en/rates.html
VOIPBUSTERPRO: http://www.voipbusterpro.com/en/rates.html
JUSTVOIP: http://www.justvoip.com/en/rates.html
SMSdiscount: http://www.smsdiscount.com/en/index.html
Dialnow: http://www.dialnow.com/en/index.html
SMSListo: http://www.smslisto.com/es/smsrates.html
c10