Local Calling Guide
Area code/prefix search
NPA: 301
[Rate centres in NPA 301]
[Dial plan for NPA 301]
Block: A
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
301-816
| A |
Washington Zone 11 |
MD |
RKVLMDMRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-817
| A |
Washington Zone 5 |
MD |
STLDMDSLDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-818
| A |
Waldorf |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
|
|
301-819
| A |
Washington Zone 3 |
MD |
SLSPMDSSDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-820
| A |
Gaithersburg |
MD |
WASHDCSWX2Z |
7421 AT&T LOCAL |
236 |
|
|
|
301-821
| A |
Laurel |
MD |
WASHDCSWX2Z |
7421 AT&T LOCAL |
236 |
|
|
|
301-822
| A |
Washington Zone 11 |
MD |
WASHDCSWX2Z |
7421 AT&T LOCAL |
236 |
|
|
|
301-823
| A |
Washington Zone 13 |
MD |
WASHDCSWX2Z |
7421 AT&T LOCAL |
236 |
|
|
|
301-824
| A |
Smithsburg |
MD |
SMBGMDSMRS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-825
| A |
Washington Zone 10 |
MD |
WASHDCSWX2Z |
7421 AT&T LOCAL |
236 |
|
|
|
301-826
| A |
Lexington Park-Great Mills |
MD |
LXPKMDLXDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-827
| A |
Washington Zone 2 |
MD |
BTHSMDRPDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-828
| A |
Washington Zone 2 |
MD |
WASHDCSWX2Z |
7421 AT&T LOCAL |
236 |
|
|
|
301-829
| A |
Mount Airy |
MD |
MTARMDMARS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-830
| A |
Washington Zone 3 |
MD |
WASHDCSWX2Z |
7421 AT&T LOCAL |
236 |
|
|
|
301-831
| A |
Damascus (Hagerstown LATA) |
MD |
NWMRMDNERS3 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-832
| A |
Washington Zone 4 |
MD |
WASHDCSWX2Z |
7421 AT&T LOCAL |
236 |
|
|
|
301-833
| A |
Washington Zone 14 |
MD |
WASHDCDTDS1 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-834
| A |
Brunswick |
MD |
BRWKMDBRRS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-835
| A |
Frederick |
MD |
HGTWMD534MD |
197D VONAGE NETWORK INC. |
240 |
|
|
|
301-836
| A |
Washington Zone 5 |
MD |
TMHLMDTHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-837
| A |
Washington Zone 13 |
MD |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-838
| A |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-839
| A |
Washington Zone 6 |
MD |
OXHLMDOHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-840
| A |
Washington Zone 10 |
MD |
GTBGMDGBPS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-841
| A |
Washington Zone 2 |
MD |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-842
| A |
Clear Spring |
MD |
CLSPMDCSRS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-843
| A |
Washington Zone 6 |
MD |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-844
| A |
Washington Zone 3 |
MD |
WASHDCSWXCZ |
6664 SPRINT SPECTRUM L.P. |
236 |
|
|
|
301-845
| A |
Walkersville |
MD |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| A |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-847
| A |
Washington Zone 12 |
MD |
BTVLMDBVDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-848
| A |
Waldorf |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
301-849
| A |
Oakland |
MD |
HGTWMDCWDS0 |
4606 NEW FRONTIERS TELECOMMUNICATIONS, INC. |
240 |
|
|
|
301-850
| A |
Washington Zone 14 |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
301-851
| A |
Washington Zone 4 |
MD |
HYVLMDHYDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-852
| A |
Washington Zone 4 |
MD |
HYVLMDHYDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-853
| A |
Washington Zone 4 |
MD |
HYVLMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-854
| A |
Ashton (Baltimore LATA) |
MD |
CLVLMDCEDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
301-855
| A |
Washington Zone 15 (Baltimore LATA) |
MD |
NRBHMDNEDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
301-856
| A |
Washington Zone 16 |
MD |
CLTNMDCLDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-857
| A |
Clear Spring |
MD |
FRDRMDFRPS0 |
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
|
|
301-858
| A |
Washington Zone 14 (Baltimore LATA) |
MD |
COTNMDCRDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
301-859
| A |
Oakland |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
301-860
| A |
Washington Zone 14 |
MD |
BOWIMDBODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-861
| A |
Waldorf |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
301-862
| A |
Lexington Park-Great Mills |
MD |
LXPKMDLXDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-863
| A |
Lexington Park-Great Mills |
MD |
LXPKMDLXDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-864
| A |
Washington Zone 4 |
MD |
HYVLMDHYDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-865
| A |
New Market |
MD |
NWMRMDNERS3 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
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Last updated: Sun, 04 Apr 2021 19:28:27 UTC
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