Local Calling Guide
Area code/prefix search
Washington Zone 5, MD
NPA-NXX | BLOCK | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|
301-909 | 7 | WASHDCINDS0 | 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 236 | |||
301-909 | 8 | WASHDCDP8MD | 071F BANDWIDTH.COM CLEC, LLC - MD | 236 | |||
301-909 | 9 | WASHDCINDS0 | 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 236 | |||
301-925 | A | LDVRMDLODS0 | 9212 VERIZON MARYLAND, INC. | 236 | |||
301-967 | A | STLDMDSLDS0 | 9212 VERIZON MARYLAND, INC. | 236 | |||
301-981 | A | LARLMDCC5MD | 7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD | 236 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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