ppra.org.pkppra.org.pk/doc/7-2/ntc72-192.pdfNational Telecommunication Co oration OFFICE OF THE...
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ppra.org.pkppra.org.pk/doc/7-2/ntc72-192.pdfNational Telecommunication Co oration OFFICE OF THE DIRECTOR NTC KARACHI National Telecom PH # 021-99248833 FAX # 021-99248855 NTC Regional