Local Calling Guide
Area code/prefix search
Switch: CLMASCRJDS1
- Switch name: COLUMBIA
- Switch type: PL9
- See all switches at this location
NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
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Last updated: Sun, 01 Jun 2025 02:18:11 UTC
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