Local Calling Guide
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Switch: SLSPMDNW
Switch (link to prefixes) | Switch name | Company |
---|---|---|
SLSPMDNWDS0 | SILVER SPRING NORTHWOOD | 9212 VERIZON MARYLAND, INC. |
Last updated: Tue, 15 Jul 2025 18:46:49 UTC
Sponsored by: VoIP Much Phone Company
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