VoIP A2Z Termination. Populer Pinless & Smart BD Tel Mobile Dialer Reseller Level 3,2,1 Available.
www.bdtel.us , www.bdtel.live.com.bd, www.itel.live.com.bd
Opto Network Private Limited is an Internet Telephony Service Provider in India. Head office is in Noida, India, Band having branches in Bangalore and Mumbai.
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