Local Calling Guide
Area code/prefix search
Washington Zone 5, MD
<< 1 2 3 4 5 6 7 8 9 10
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
301-836
| 5 |
WASLDCRGDS0 |
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2010-09-02 |
|
301-836
| 6 |
WASLDCRGDS0 |
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2010-09-02 |
|
301-836
| 7 |
TMHLMDTHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-836
| 8 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2015-07-20 |
|
301-836
| 9 |
HRNDVACKAMD |
1958 ATX TELECOMMUNICATIONS SERVICES, LTD. |
236 |
|
2004-03-27 |
|
301-883
| A |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 0 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 1 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-02-26 |
|
301-883
| 2 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 3 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 4 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 5 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 6 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 7 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 8 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-883
| 9 |
LDVRMDLODS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-899
| A |
TMHLMDTHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-909
| A |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-909
| 0 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2013-06-18 |
|
301-909
| 1 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2015-11-18 |
|
301-909
| 2 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-909
| 3 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
301-909
| 4 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-04-23 |
|
301-909
| 5 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
301-909
| 6 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-909
| 7 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-909
| 8 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
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 |
|
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|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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