| DIG | Deputy Inspector General |
| GM | General Manager |
| CEO | Chief Executive Officer. |
| HRD | Human Resources Department. |
| IBM | International Business Machines. |
| ISO | International Organization for Standardization. |
| ISD | International Subscriber Dialing. |
| BBC | British Broadcasting Corporation. |
| CNN | Cable News Network. |
| ESPN | Entertainment and Sports Programming Network. |
| NATO | North Atlantic Treaty Organization. |
| SWAT | Special Weapons And Tactics. |
| SME | Small and Medium Enterprises. |
| WHO | World Health Organization. |
| NGO | Non-Governmental Organization. |
| BDS | Business Development Services. |
| BBC | British Broadcasting Corporation. |
| EU | European Union. |
| IRS | Internal Revenue Service |
| NASA | National Aeronautics and Space Administration. |
| NATO | North Atlantic Treaty Organization. |
| UNICEF | United Nations International Children's Emergency Fund. |
| FBI | Federal Bureau of Investigation. |
| CIA | Central Intelligence Agency. |
| POP | Post Office Protocol. |
