Local Calling Guide
Area code/prefix search
Damascus, MD
<< 1 2 3 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-745
| 4 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-16 |
|
| 240-745
| 5 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-02-22 |
|
| 240-745
| 6 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2013-08-10 |
|
| 240-745
| 7 |
|
876D ONVOY, LLC - MD |
236 |
|
2015-06-27 |
|
| 240-745
| 8 |
|
515J IP HORIZON LLC |
236 |
|
2015-03-21 |
|
| 240-745
| 9 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-29 |
|
| 240-782
| A |
|
876D ONVOY, LLC - MD |
236 |
|
|
|
| 240-782
| 1 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-07-11 |
|
| 240-782
| 2 |
|
876D ONVOY, LLC - MD |
236 |
|
2014-10-24 |
|
| 240-782
| 3 |
|
876D ONVOY, LLC - MD |
236 |
|
2014-10-24 |
|
| 240-782
| 5 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2021-04-09 |
|
| 240-782
| 6 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2015-07-04 |
|
| 240-782
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
236 |
|
2014-06-25 |
|
| 240-782
| 8 |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2013-05-03 |
|
| 240-782
| 9 |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2013-05-03 |
|
| 240-957
| A |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
|
|
| 240-957
| 0 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-10-27 |
|
| 240-957
| 1 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-02-08 |
|
| 240-957
| 2 |
|
876D ONVOY, LLC - MD |
236 |
|
2023-06-17 |
|
| 240-957
| 3 |
|
876D ONVOY, LLC - MD |
236 |
|
2022-10-28 |
|
| 240-957
| 4 |
|
876D ONVOY, LLC - MD |
236 |
|
2022-10-28 |
|
| 240-957
| 5 |
|
876D ONVOY, LLC - MD |
236 |
|
2024-06-23 |
|
| 240-957
| 6 |
|
876D ONVOY, LLC - MD |
236 |
|
2024-06-23 |
|
| 240-957
| 7 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-10-29 |
|
| 240-957
| 8 |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2024-11-11 |
|
| 240-957
| 9 |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2023-03-26 |
|
| 301-253
| A |
DMSCMDDERP0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-368
| A |
DMSCMDDERP0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-368
| 0 |
|
073H TELNYX LLC |
236 |
|
2023-12-15 |
|
| 301-368
| 1 |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-368
| 2 |
|
829J PAETEC ITEL, LLC |
236 |
|
2007-08-03 |
|
| 301-368
| 3 |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-368
| 4 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-10-20 |
|
| 301-368
| 5 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-29 |
|
| 301-368
| 6 |
|
073H TELNYX LLC |
236 |
|
2018-10-18 |
|
| 301-368
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-04-29 |
|
| 301-368
| 8 |
|
073H TELNYX LLC |
236 |
|
2017-04-27 |
|
| 301-368
| 9 |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-391
| A |
DMSCMDDERP0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-391
| 0 |
|
515J IP HORIZON LLC |
236 |
|
2016-05-31 |
|
| 301-391
| 1 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-22 |
|
| 301-391
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-22 |
|
| 301-391
| 3 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-22 |
|
| 301-391
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-22 |
|
| 301-391
| 5 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-22 |
|
| 301-391
| 6 |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-391
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-22 |
|
| 301-391
| 8 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-22 |
|
| 301-391
| 9 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-22 |
|
| 301-414
| A |
DMSCMDDERP0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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