Local Calling Guide
Area code/prefix search
Frederick, MD
1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
227-203
| A |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
|
|
227-203
| 0 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2023-10-07 |
|
227-203
| 1 |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2023-10-06 |
|
227-203
| 2 |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2023-10-06 |
|
227-203
| 3 |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2023-10-06 |
|
227-203
| 4 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2023-10-07 |
|
227-203
| 5 |
CMLDMDCMUMD |
073H TELNYX LLC |
240 |
|
2024-01-14 |
|
227-203
| 6 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2024-01-05 |
|
227-203
| 9 |
HGTWMD53DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
240 |
|
2023-10-07 |
|
227-223
| A |
HGTWMD539MD |
939H COMMIO, LLC |
240 |
|
2024-01-22 |
|
227-223
| 0 |
HGTWMD539MD |
939H COMMIO, LLC |
240 |
|
2024-01-22 |
|
227-223
| 1 |
HGTWMD539MD |
939H COMMIO, LLC |
240 |
|
2024-01-22 |
|
227-223
| 2 |
HGTWMD539MD |
939H COMMIO, LLC |
240 |
|
2024-01-22 |
|
227-223
| 3 |
HGTWMD53FMD |
490J DISH WIRELESS, LLC |
240 |
|
2024-01-23 |
|
227-223
| 4 |
HGTWMD53FMD |
490J DISH WIRELESS, LLC |
240 |
|
2024-05-21 |
|
227-223
| 8 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2024-01-28 |
|
227-223
| 9 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2024-01-28 |
|
227-226
| A |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
227-226
| 0 |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
227-226
| 1 |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
227-226
| 2 |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
227-226
| 3 |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
227-226
| 4 |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
227-226
| 5 |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
227-226
| 6 |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-30 |
|
240-215
| A |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
240-215
| 0 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
240-215
| 1 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
240-215
| 2 |
MNRVMDMODS1 |
7421 AT&T - LOCAL |
240 |
|
2002-04-06 |
|
240-215
| 3 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2005-02-07 |
|
240-215
| 4 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2002-06-28 |
|
240-215
| 5 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2005-06-02 |
|
240-215
| 6 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
240-215
| 7 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2005-06-02 |
|
240-215
| 8 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
240-215
| 9 |
FRDRMDFRXPX |
624H ONVOY SPECTRUM, LLC |
240 |
|
2021-11-18 |
|
240-225
| A |
HGTWMD53DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
|
|
240-236
| A |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 0 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 1 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 2 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 3 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 4 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 5 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 6 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
2002-06-20 |
|
240-236
| 7 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 8 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-236
| 9 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2015-02-06 |
|
240-285
| A |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
|
|
240-285
| 0 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2003-08-19 |
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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