Local Calling Guide
Area code/prefix search
Switch: DRTPILAA0MD
NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
872-347 | A | Chicago Zone 01-Calumet | IL | 0051 SHELCOMM | 358 | 2024-02-09 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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