Local Calling Guide
Area code/prefix search
NPA: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]
NXX: 503
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
573-503 | A | Middletown | MO | STLSMOPLDS4 | 4932 LEVEL 3 COMMUNICATIONS, LLC - MO | 520 | |||
573-503 | 0 | Middletown | MO | STLSMOWQ8MD | 073H TELNYX LLC | 520 | |||
573-503 | 1 | Middletown | MO | STLSMO05RMD | 993E BANDWIDTH.COM CLEC, LLC - MO | 520 | |||
573-503 | 4 | Middletown | MO | STLSMOPLDS4 | 4932 LEVEL 3 COMMUNICATIONS, LLC - MO | 520 | |||
573-503 | 8 | Middletown | MO | 624H ONVOY SPECTRUM, LLC | 520 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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