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 |
240-586
| 1 |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2007-11-16 |
|
240-586
| 2 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2008-07-17 |
|
240-586
| 3 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2007-04-12 |
|
240-586
| 4 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2007-04-12 |
|
240-586
| 5 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
2007-01-21 |
|
240-586
| 6 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
2007-01-21 |
|
240-586
| 7 |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2007-01-21 |
|
240-586
| 8 |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2007-01-21 |
|
240-586
| 9 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2007-04-12 |
|
240-608
| A |
FRDRMDFRIMD |
551G NUSO, LLC |
240 |
|
|
|
240-608
| 0 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2013-07-22 |
|
240-608
| 1 |
FRDRMDFRIMD |
551G NUSO, LLC |
240 |
|
2013-05-08 |
|
240-608
| 2 |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2014-05-30 |
|
240-608
| 3 |
FRDRMDFRPMD |
2589 US LEC OF MARYLAND, INC. |
240 |
|
2014-02-07 |
|
240-608
| 4 |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2014-05-30 |
|
240-608
| 5 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2014-08-01 |
|
240-608
| 6 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2014-02-15 |
|
240-608
| 7 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2015-05-05 |
|
240-608
| 8 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2013-12-09 |
|
240-608
| 9 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2013-12-09 |
|
240-626
| A |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2024-02-09 |
|
240-626
| 0 |
|
5562 METROPCS, INC. |
240 |
|
2010-01-18 |
|
240-626
| 1 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 2 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
2005-12-14 |
|
240-626
| 3 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 4 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 5 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 6 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 7 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 8 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 9 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-629
| A |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 0 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 1 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 2 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 3 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 4 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 5 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 6 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 7 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 8 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2008-08-20 |
|
240-629
| 9 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-651
| A |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
|
|
240-651
| 0 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2014-05-10 |
|
240-651
| 1 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2015-12-16 |
|
240-651
| 2 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2014-08-29 |
|
240-651
| 3 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2014-08-30 |
|
240-651
| 4 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2015-07-01 |
|
240-651
| 5 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2012-06-30 |
|
240-651
| 6 |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2014-10-23 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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