Local Calling Guide
Area code/prefix search
Preston, MD
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
410-673
| A |
PSTNMDPSRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-673
| 0 |
SLBRMDFSDS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2004-04-03 |
|
410-673
| 1 |
PSTNMDPSRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-673
| 2 |
PSTNMDPSRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-673
| 3 |
SLBRMD902MD |
073H TELNYX LLC |
242 |
|
2017-09-13 |
|
410-673
| 4 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2017-04-14 |
|
410-673
| 5 |
SLBRMD906MD |
145J TERRA NOVA TELECOM INC. |
242 |
|
2021-01-28 |
|
410-673
| 6 |
ESTNMDBNGT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2019-03-28 |
|
410-673
| 7 |
PSTNMDPSRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-673
| 8 |
SLBRMDSBXLX |
318J COMCAST IP PHONE LLC |
242 |
|
2006-07-31 |
|
410-673
| 9 |
PSTNMDPSRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
667-238
| A |
ESTNMDBNGT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
|
|
667-238
| 0 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2018-08-03 |
|
667-238
| 1 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2018-08-03 |
|
667-238
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2018-08-03 |
|
667-238
| 3 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-03-05 |
|
667-238
| 4 |
SLBRMD90DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2019-05-02 |
|
667-238
| 6 |
SLBRMD90DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2019-05-02 |
|
667-238
| 7 |
SLBRMD90DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2019-05-02 |
|
667-238
| 8 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2019-03-04 |
|
667-238
| 9 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2019-03-04 |
|
667-342
| A |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-10-31 |
|
667-342
| 2 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-10-31 |
|
667-342
| 3 |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2021-12-20 |
|
667-342
| 4 |
|
318J COMCAST IP PHONE LLC |
242 |
|
2022-07-05 |
|
667-342
| 6 |
|
516J TON80 COMMUNICATIONS LLC |
242 |
|
2022-03-21 |
|
Last updated: Thu, 04 Aug 2022 23:14:42 UTC
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