Local Calling Guide
Area code/prefix search
Washington Zone 13 (Baltimore LATA), MD
NPA-NXX | BLOCK | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|
301-307 | 9 | BLTMMDCH42Z | 876D ONVOY, LLC - MD | 238 | 2020-11-07 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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