Local Calling Guide

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Switch: GUYNPR20

Switch (link to prefixes) Switch name Company
GUYNPR2000T GUAYNABO   
GUYNPR20DS0 GUAYNABO  9726 WORLDNET TELECOMMUNICATIONS, INC. - PR 

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: ISP Telecom

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