Local Calling Guide
Area code/prefix search
Washington Zone 16, MD
<< 1 2 3 4 5 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
240-897
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
240-897
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
240-897
| 8 |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2017-04-27 |
|
240-897
| 9 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
240-949
| A |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-949
| 0 |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-949
| 1 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2020-06-11 |
|
240-949
| 2 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2005-01-04 |
|
240-949
| 3 |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-949
| 4 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2003-08-23 |
|
240-949
| 5 |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-949
| 6 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2005-01-04 |
|
240-949
| 7 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-05-05 |
|
240-949
| 8 |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-949
| 9 |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-966
| A |
ARTNVAARXJY |
516J TON80 COMMUNICATIONS, LLC |
236 |
|
2024-01-31 |
|
240-966
| 0 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-09-22 |
|
240-966
| 1 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-09-22 |
|
240-966
| 2 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2022-07-19 |
|
240-966
| 3 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2022-07-19 |
|
240-966
| 4 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2022-10-15 |
|
240-966
| 5 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2022-10-15 |
|
240-966
| 6 |
ARTNVAARXJY |
516J TON80 COMMUNICATIONS, LLC |
236 |
|
2022-04-30 |
|
240-966
| 7 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2023-06-15 |
|
240-966
| 8 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2023-08-10 |
|
240-966
| 9 |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2023-02-27 |
|
301-234
| A |
ALTWMDATRP0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-234
| 0 |
ALTWMDATRP0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-234
| 1 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-22 |
|
301-234
| 2 |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-12-09 |
|
301-234
| 3 |
HRNDVACKBMD |
5978 BROADVIEW NETWORKS OF VIRGINIA, INC. - VA |
236 |
|
2017-10-06 |
|
301-234
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
301-234
| 5 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-22 |
|
301-234
| 6 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-05-16 |
|
301-234
| 7 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2018-09-13 |
|
301-234
| 8 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2018-09-13 |
|
301-234
| 9 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-22 |
|
301-235
| A |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-235
| 0 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2004-03-26 |
|
301-235
| 1 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2019-02-19 |
|
301-235
| 2 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2018-06-08 |
|
301-235
| 3 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2015-09-02 |
|
301-235
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
301-235
| 5 |
WASHDC126MD |
964H BARR TELL USA, INC. |
236 |
|
2018-05-08 |
|
301-235
| 6 |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-05-22 |
|
301-235
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
301-235
| 8 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2019-02-19 |
|
301-235
| 9 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-238
| A |
TMHLMDTHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-238
| 0 |
TMHLMDTHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
2001-12-21 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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