Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym SS1 is...

SS1 is

  • CCITT Signaling Sys. 1 (500/20 Hz tones)

SS1 is also in:

Acronym Definition Searched: WII YAC USMP-1 NETDA GE XPV WIDP PAF SAA IHOP UPS 90311 DAIO EMEA CGAA