Local Calling Guide

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  • Enter full or partial CLLI code to see all matching switches.

Switch: SYOSNYGN

Switch (link to prefixes) Switch name Company
SYOSNYGN1MD    
SYOSNYGNCA0 SYOSSET   
SYOSNYGNCM1 SYOSSET  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 
SYOSNYGNCM1 SYOSSET  5562 METROPCS, INC. 

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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