Region | City, State | Carrier | Date Started |
---|---|---|---|
(667) 200-#### | Columbia , MD | Neutral Tandem | 12/18/15 |
(667) 201-#### | Bel Air , MD | Verizon | 11/17/15 |
(667) 202-#### | Elkton , MD | Neutral Tandem | 02/17/16 |
(667) 203-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 204-#### | Annapolis , MD | US LEC Communication | 12/29/16 |
(667) 205-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 206-#### | Towson , MD | Metro PCS | 07/16/13 |
(667) 207-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 208-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 209-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 210-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 212-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 213-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 214-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 215-#### | Elkton , MD | Comcast Phone | 09/27/16 |
(667) 216-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 217-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 218-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 219-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 220-#### | Greensboro , MD | Neutral Tandem | 03/24/17 |
(667) 221-#### | Salisbury , MD | TELNYX LLC | 06/14/17 |
(667) 222-#### | Armiger Gibson Island , MD | Neutral Tandem | 08/17/15 |
(667) 223-#### | Baltimore , MD | VONAGE NETWORK INC. | 08/04/17 |
(667) 224-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 225-#### | Annapolis , MD | AT&T | 07/15/14 |
(667) 226-#### | Saint Michaels , MD | Neutral Tandem | 03/27/17 |
(667) 227-#### | Salisbury , MD | ATLANTECH ONLINE, INC. - MD | 09/15/17 |
(667) 228-#### | Aberdeen , MD | Omnipoint Communications | 01/21/15 |
(667) 229-#### | Aberdeen , MD | Omnipoint Communications | 02/18/16 |
(667) 231-#### | Aberdeen , MD | XO Communications | 07/31/13 |
(667) 233-#### | Baltimore , MD | Verizon | 02/13/15 |
(667) 234-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 239-#### | Baltimore , MD | Verizon | 02/08/12 |
(667) 240-#### | Columbia , MD | BARR TELL USA, INC. | 11/22/16 |
(667) 251-#### | Towson , MD | Level 3 Communications | 12/24/14 |
(667) 253-#### | Salisbury , MD | 365 Wireless | 03/11/13 |
(667) 260-#### | Baltimore , MD | GETGO COMMUNICATIONS LLC - MD | 12/29/14 |
(667) 266-#### | Salisbury , MD | COMMIO, LLC | 06/20/17 |
(667) 281-#### | Salisbury , MD | Peerless Network | 05/25/16 |
(667) 285-#### | Hurlock , MD | Neutral Tandem | 03/24/17 |
(667) 291-#### | Millington , MD | Neutral Tandem | 03/27/17 |
(667) 303-#### | Baltimore , MD | 365 Wireless | 03/11/13 |
(667) 305-#### | Pikesville , MD | 365 Wireless | 05/10/13 |
(667) 307-#### | Crofton , MD | Peerless Network | 04/09/13 |
(667) 308-#### | Towson , MD | Peerless Network | 11/20/12 |
(667) 309-#### | Baltimore , MD | Local Acces | 08/01/13 |
(667) 312-#### | Baltimore , MD | ATLANTECH ONLINE, INC. - MD | 05/11/15 |
(667) 313-#### | Pikesville , MD | Verizon | 12/16/15 |
(667) 314-#### | Westminster , MD | BARR TELL USA, INC. | N/A |
(667) 321-#### | Prince Frederick , MD | Omnipoint Communications | 06/21/16 |
(667) 330-#### | Salisbury , MD | US LEC Communication | 05/23/12 |
(667) 333-#### | Armiger Gibson Island , MD | Baltimore-Washington Telephone | 05/14/15 |
(667) 344-#### | Chase , MD | TELNYX LLC | N/A |
(667) 352-#### | Aberdeen , MD | Omnipoint Communications | 11/14/16 |
(667) 367-#### | Westminster , MD | Baltimore-Washington Telephone | 05/21/15 |
(667) 400-#### | Baltimore , MD | BARR TELL USA, INC. | 11/10/16 |
(667) 401-#### | Baltimore , MD | Level 3 Communications | 11/20/12 |
(667) 402-#### | Baltimore , MD | TELNYX LLC | 12/02/16 |
(667) 444-#### | Baltimore , MD | Neutral Tandem | 08/17/15 |
(667) 458-#### | Annapolis , MD | Verizon | 05/10/16 |
(667) 600-#### | Baltimore , MD | WORLDCALL INTERCONNECT INC. | 09/22/15 |
(667) 666-#### | West River , MD | VOXBEAM TELECOMMUNICATIONS INC. - MD | 03/30/16 |
(667) 677-#### | Baltimore , MD | Broadvox | 05/08/15 |
(667) 701-#### | Elkridge , MD | AT&T | 10/19/15 |
(667) 706-#### | Elkton , MD | Omnipoint Communications | 05/23/16 |
(667) 770-#### | Baltimore , MD | AIRUS, INC. - MD | 07/23/15 |
(667) 771-#### | Baltimore , MD | WIDE VOICE, LLC - MD | 12/04/15 |
(667) 777-#### | Severna Park , MD | Peerless Network | 07/08/14 |
(667) 786-#### | Columbia , MD | Teleport Communications | 11/04/15 |
(667) 800-#### | Salisbury , MD | Neutral Tandem | 08/16/16 |
(667) 801-#### | Baltimore , MD | Verizon | 06/05/14 |
(667) 802-#### | Catonsville , MD | Omnipoint Communications | 02/20/15 |
(667) 803-#### | Solomons , MD | Bandwidth.com | 08/16/13 |
(667) 808-#### | Easton , MD | Peerless Network | 08/23/16 |
(667) 812-#### | Odenton , MD | Verizon | 08/14/15 |
(667) 867-#### | Baltimore , MD | COMMIO, LLC | 06/20/17 |
(667) 888-#### | Baltimore , MD | VOXBEAM TELECOMMUNICATIONS INC. - MD | 07/28/14 |
(667) 930-#### | Baltimore , MD | RCLEC, INC. - MD | 03/17/15 |
(667) 967-#### | Glen Burnie , MD | BARR TELL USA, INC. | 11/22/16 |
(667) 999-#### | Elkridge , MD | Neutral Tandem | 03/23/15 |