Local Calling Guide
Area code/prefix search
Waterloo (Washington DC LATA), MD
<< 1 2 3 4 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 410-824
| 5 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2022-11-24 |
|
| 410-824
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-30 |
|
| 410-824
| 7 |
LARLMDCC5MD |
7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
236 |
|
|
|
| 410-824
| 8 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2012-01-10 |
|
| 410-824
| 9 |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2023-08-12 |
|
| 410-834
| A |
WASIDCRG7MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
236 |
|
|
|
| 410-834
| 0 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2012-10-07 |
|
| 410-834
| 1 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-10-12 |
|
| 410-834
| 2 |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2010-08-19 |
|
| 410-834
| 3 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2013-06-16 |
|
| 410-834
| 4 |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2019-12-18 |
|
| 410-834
| 5 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2014-02-17 |
|
| 410-834
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-30 |
|
| 410-834
| 7 |
WASIDCRG7MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
236 |
|
2013-10-01 |
|
| 410-834
| 8 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2014-10-24 |
|
| 410-834
| 9 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2014-10-24 |
|
| 410-854
| A |
ODTNMDAUDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-862
| A |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
|
|
| 410-862
| 0 |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2013-05-04 |
|
| 410-862
| 1 |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2013-05-04 |
|
| 410-862
| 2 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2015-07-12 |
|
| 410-862
| 3 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-04-01 |
|
| 410-862
| 4 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-04-01 |
|
| 410-862
| 5 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-30 |
|
| 410-862
| 6 |
OCQNVAXAVMD |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
236 |
|
2012-08-27 |
|
| 410-862
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-30 |
|
| 410-862
| 8 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2020-03-30 |
|
| 410-862
| 9 |
HRNDVACKBMD |
9170 BROADVIEW NETWORKS, INC. - MD |
236 |
|
2013-10-21 |
|
| 410-880
| A |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-888
| A |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-888
| 0 |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2021-01-07 |
|
| 410-888
| 1 |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-888
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-30 |
|
| 410-888
| 3 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2020-03-30 |
|
| 410-888
| 4 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2012-04-05 |
|
| 410-888
| 5 |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-888
| 6 |
WASHDCMTX7X |
2697 CTC COMMUNICATIONS CORP. - MD |
236 |
|
2013-11-21 |
|
| 410-888
| 7 |
WASLDCRGDS0 |
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2011-03-15 |
|
| 410-888
| 8 |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-888
| 9 |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-898
| A |
MRKKMDMKDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-930
| A |
LARLMD90CM0 |
6810 REDI-CALL COMMUNICATIONS CO. |
236 |
|
|
|
| 410-985
| A |
VINNVACB2MD |
8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) |
236 |
|
|
|
| 443-329
| A |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
| 443-329
| 0 |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
| 443-329
| 1 |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
| 443-329
| 2 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-02-20 |
|
| 443-329
| 3 |
WASLDCRGDS0 |
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2009-01-15 |
|
| 443-329
| 4 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 443-329
| 5 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2020-06-20 |
|
<< 1 2 3 4 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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