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What does GISN Stand For in Government & Military ?
For GISN we have found 10 definitions.
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What does GISN mean? We know 10 definitions for GISN abbreviation or acronym in 4 categories. Possible GISN meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.
GISN Stands For:
Rank | Abbreviation | Meaning | |
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***** | GISN | Global Internet Protocol Telephony Subscriber Number |