Local Calling Guide
Area code/prefix search
Washington Zone 11, MD
<< 1 2 3 4 5 6 7 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
240-292
| 5 |
LARLMDCC5MD |
7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
236 |
|
2009-05-14 |
|
240-292
| 6 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-04-24 |
|
240-292
| 7 |
WASHDCCZDS1 |
4773 XO MARYLAND, LLC |
236 |
|
2007-07-29 |
|
240-292
| 8 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-10-28 |
|
240-292
| 9 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-07 |
|
240-363
| A |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
|
|
240-430
| A |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-430
| 0 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-430
| 1 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-430
| 2 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-430
| 3 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-430
| 4 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-430
| 5 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-430
| 6 |
WASHDC125MD |
197D VONAGE AMERICA LLC |
236 |
|
2020-05-20 |
|
240-430
| 7 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-430
| 8 |
WASHDC125MD |
197D VONAGE AMERICA LLC |
236 |
|
2020-05-20 |
|
240-430
| 9 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-514
| A |
TYCRVA03AMD |
2589 US LEC OF MARYLAND, INC. |
236 |
|
|
|
240-514
| 0 |
TYCRVA03AMD |
2589 US LEC OF MARYLAND, INC. |
236 |
|
|
|
240-514
| 1 |
TYCRVA03AMD |
2589 US LEC OF MARYLAND, INC. |
236 |
|
|
|
240-514
| 2 |
TYCRVA03AMD |
2589 US LEC OF MARYLAND, INC. |
236 |
|
|
|
240-514
| 3 |
TYCRVA03AMD |
2589 US LEC OF MARYLAND, INC. |
236 |
|
|
|
240-514
| 4 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-03-25 |
|
240-514
| 5 |
TYCRVA03AMD |
2589 US LEC OF MARYLAND, INC. |
236 |
|
|
|
240-514
| 6 |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2020-04-19 |
|
240-514
| 7 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-07 |
|
240-514
| 8 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-07 |
|
240-514
| 9 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-24 |
|
240-558
| A |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-558
| 0 |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2013-05-03 |
|
240-558
| 1 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2008-10-05 |
|
240-558
| 2 |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-558
| 3 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-30 |
|
240-558
| 4 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-30 |
|
240-558
| 5 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2012-10-07 |
|
240-558
| 6 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2015-07-30 |
|
240-558
| 7 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-19 |
|
240-558
| 8 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-19 |
|
240-558
| 9 |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2013-05-03 |
|
240-621
| A |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
|
|
240-621
| 0 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-01-27 |
|
240-621
| 1 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2013-06-16 |
|
240-621
| 2 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2013-06-16 |
|
240-621
| 3 |
WASHDCCZDS1 |
4773 XO MARYLAND, LLC |
236 |
|
2011-10-23 |
|
240-621
| 4 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-04-28 |
|
240-621
| 5 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-04-28 |
|
240-621
| 6 |
|
515J IP HORIZON LLC |
236 |
|
2017-07-07 |
|
240-621
| 7 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2011-12-10 |
|
240-621
| 8 |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2017-03-14 |
|
240-621
| 9 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-24 |
|
<< 1 2 3 4 5 6 7 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: VoIP Much Phone Company
Like this site? We accept donations via PayPal.