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ITC
Indian Tobacco Company, International Trade Center, Independent Telephone Company

WIFI
Wireless Fidelity

ISD
International Subscriber Dialing

GSM
Global System for Mobile communication

PCO
Public Call Office

PCS
Provincial Civil Service & Personal Communication Service

FM
Frequency Modulation

GPRS
General Packet Radio Service

CDMA
Code Division Multiple Access

BSC
Bachelor of Science, Base Station Controller