Local Calling Guide
Area code/prefix search
Washington Zone 6, MD
<< 1 2 3 4 5 6 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
301-686
| 0 |
OXHLMDOHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-686
| 1 |
OXHLMDOHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-686
| 2 |
OXHLMDOHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
2005-09-29 |
|
301-686
| 3 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2008-10-01 |
|
301-686
| 4 |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-10-12 |
|
301-686
| 5 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-04-28 |
|
301-686
| 6 |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
2009-11-30 |
|
301-686
| 7 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-06-26 |
|
301-686
| 8 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2009-08-28 |
|
301-686
| 9 |
OXHLMDOHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-747
| A |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-747
| 0 |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2015-06-06 |
|
301-747
| 1 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-10-28 |
|
301-747
| 2 |
|
515J IP HORIZON LLC |
236 |
|
2016-05-31 |
|
301-747
| 3 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-11-29 |
|
301-747
| 4 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2015-10-02 |
|
301-747
| 5 |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-06-16 |
|
301-747
| 6 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-19 |
|
301-747
| 7 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-19 |
|
301-747
| 8 |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-02-07 |
|
301-747
| 9 |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-749
| A |
OXHLMDOHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-753
| A |
LPLTMDLADS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-753
| 0 |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-09-29 |
|
301-753
| 1 |
LPLTMDLADS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-753
| 2 |
LPLTMDLADS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-753
| 3 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2020-12-03 |
|
301-753
| 4 |
LPLTMDLADS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-753
| 5 |
LPLTMDLADS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-753
| 6 |
LPLTMDLADS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-753
| 7 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2017-04-14 |
|
301-753
| 8 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2020-12-03 |
|
301-753
| 9 |
LPLTMDLADS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-839
| A |
OXHLMDOHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-843
| A |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-870
| A |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-893
| A |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-893
| 0 |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-893
| 1 |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-893
| 2 |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-893
| 3 |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-893
| 4 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
301-893
| 5 |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2016-08-15 |
|
301-893
| 6 |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-893
| 7 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
301-893
| 8 |
WDRFMDWDDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-893
| 9 |
|
145J TERRA NOVA TELECOM INC. |
236 |
|
2021-06-10 |
|
301-894
| A |
TMHLMDTHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-965
| A |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
301-965
| 0 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-08-20 |
|
<< 1 2 3 4 5 6 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: VoIP Much Phone Company
Like this site? We accept donations via PayPal.