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 |
240-931
| 3 |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2022-09-03 |
|
240-931
| 4 |
MRBGWVBUX0X |
732J NUSO, LLC |
240 |
|
2022-10-30 |
|
240-931
| 5 |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2023-08-10 |
|
240-931
| 6 |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2023-08-10 |
|
240-931
| 7 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2022-11-03 |
|
240-931
| 8 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2022-09-24 |
|
240-931
| 9 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2022-11-03 |
|
240-971
| A |
FRDRMDFRXKX |
508J CENTURYLINK COMMUNICATIONS, LLC |
240 |
|
|
|
240-971
| 0 |
HGTWMD530MD |
073H TELNYX LLC |
240 |
|
2017-08-08 |
|
240-971
| 1 |
FRDRMDFRIMD |
551G NUSO, LLC |
240 |
|
2018-10-14 |
|
240-971
| 2 |
FRDRMDFRIMD |
551G NUSO, LLC |
240 |
|
2018-11-07 |
|
240-971
| 3 |
FRDRMDFRIMD |
551G NUSO, LLC |
240 |
|
2018-11-07 |
|
240-971
| 4 |
FRDRMDFRIMD |
551G NUSO, LLC |
240 |
|
2018-11-07 |
|
240-971
| 5 |
FRDRMDFRIMD |
551G NUSO, LLC |
240 |
|
2018-11-07 |
|
240-971
| 6 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
2018-04-09 |
|
240-971
| 7 |
FRDRMDFRXKX |
508J CENTURYLINK COMMUNICATIONS, LLC |
240 |
|
2016-10-01 |
|
240-971
| 8 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2018-02-05 |
|
240-971
| 9 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2018-02-05 |
|
301-228
| A |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 0 |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2015-05-21 |
|
301-228
| 1 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 2 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 3 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 4 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 5 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 6 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 7 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 8 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-228
| 9 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2018-01-01 |
|
301-305
| A |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
2024-02-09 |
|
301-305
| 0 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
301-305
| 1 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
301-305
| 2 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-305
| 3 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-305
| 4 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-305
| 5 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-305
| 6 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-305
| 7 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-305
| 8 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-305
| 9 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
301-360
| A |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-360
| 0 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-360
| 1 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-360
| 2 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-360
| 3 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-360
| 4 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-360
| 5 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2016-02-09 |
|
301-360
| 6 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-360
| 7 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-360
| 8 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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