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 |
301-748
| 0 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
301-748
| 1 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-748
| 2 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-748
| 3 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-748
| 4 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-748
| 5 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-748
| 6 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-748
| 7 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-748
| 8 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-748
| 9 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
|
|
301-788
| A |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
|
|
301-815
| A |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-835
| A |
HGTWMD534MD |
197D VONAGE AMERICA LLC |
240 |
|
|
|
301-835
| 0 |
HGTWMD534MD |
197D VONAGE AMERICA LLC |
240 |
|
2019-01-18 |
|
301-835
| 1 |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2020-11-07 |
|
301-835
| 2 |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2020-11-07 |
|
301-835
| 3 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
2019-11-29 |
|
301-835
| 4 |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2019-10-16 |
|
301-835
| 5 |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2019-03-13 |
|
301-835
| 6 |
FRDRMDFRXAX |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
240 |
|
2019-04-11 |
|
301-835
| 7 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2019-03-20 |
|
301-835
| 8 |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2019-01-19 |
|
301-835
| 9 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2019-10-01 |
|
301-846
| A |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 0 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 1 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 2 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 3 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 4 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 5 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 6 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 7 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-846
| 8 |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2015-10-01 |
|
301-846
| 9 |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| A |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| 0 |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| 1 |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| 2 |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2008-08-20 |
|
301-898
| 3 |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| 4 |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| 5 |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| 6 |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
2015-12-27 |
|
301-898
| 7 |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| 8 |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-898
| 9 |
WLVLMDWLDS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: Callcentric - VoIP Internet phone service
Like this site? We accept donations via PayPal.