Local Calling Guide
Area code/prefix search
NPA: 203 [Rate centres in NPA 203] [Dial plan for NPA 203]
NXX: 389
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
203-389 | A | New Haven | CT | WSTVCT00DS0 | 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 920 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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