Local Calling Guide
Area code/prefix search
NPA: 858 [Rate centres in NPA 858] [Dial plan for NPA 858]
NXX: 603
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
858-603 | A | Rancho Penasquitos | CA | SNDGCA51CM3 | 6010 NEW CINGULAR WIRELESS PCS, LLC | 732 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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