667 Area Code

Maryland

December 15, 2019

Area Code: 667
State/Region: Maryland
Major Cities:
Time Zone: Eastern
Current Time: 8:16 PM
Date Assigned: 1/17/01
In Service Since: 3/24/12
Overlay?: Yes
Overlay Complex: 410/443/667
Local Call Dialing: 10D
Toll Call Dialing: 1+10D
   

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667 Prefixes/Exchanges

Prefix
Location / Company
Company
Assigned
667-200
COLUMBIA, MD
ONVOY, LLC - MD
12/18/15
667-201
BEL AIR, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
11/17/15
667-202
ELKTON, MD
ONVOY, LLC - MD
2/17/16
667-203
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-204
ANNAPOLIS, MD
US LEC OF MARYLAND, INC.
12/29/16
667-205
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-206
TOWSON, MD
METRO PCS, INC.
7/16/13
667-207
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-208
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-209
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-210
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-211
[UNASSIGNED]
667-212
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-213
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-214
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-215
ELKTON, MD
COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD
9/27/16
667-216
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-217
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-218
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-219
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-220
GREENSBORO, MD
ONVOY, LLC - MD
3/24/17
667-221
SALISBURY, MD
TELNYX LLC
6/14/17
667-222
ARGRGBSNIS, MD
ONVOY, LLC - MD
8/17/15
667-223
BALTIMORE, MD
VONAGE NETWORK INC.
8/4/17
667-224
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-225
ANNAPOLIS, MD
NEW CINGULAR WIRELESS PCS, LLC - DC
7/15/14
667-226
STMICHAELS, MD
ONVOY, LLC - MD
3/27/17
667-227
SALISBURY, MD
ATLANTECH ONLINE, INC. - MD
9/15/17
667-228
ABERDEEN, MD
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
1/21/15
667-229
ABERDEEN, MD
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
2/18/16
667-230
CENTREVL, MD
PEERLESS NETWORK OF MARYLAND, LLC
2/13/18
667-231
ABERDEEN, MD
XO MARYLAND, LLC
7/31/13
667-232
GLENBURNIE, MD
TELEPORT COMMUNICATIONS AMERICA, LLC - MD
4/4/18
667-233
BALTIMORE, MD
VERIZON MARYLAND, INC.
2/13/15
667-234
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-235
SALISBURY, MD
VONAGE NETWORK INC.
6/1/18
667-236
PERRYVILLE, MD
CORE COMMUNICATIONS, INC. - MD
6/11/18
667-237
WEST RIVER, MD
CORE COMMUNICATIONS, INC. - MD
6/11/18
667-238
PRESTON, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-239
BALTIMORE, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/8/12
667-240
COLUMBIA, MD
BARR TELL USA, INC.
11/22/16
667-241
RIDGELY, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-242
ROCK HALL, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-243
OXFORD, MD
CORE COMMUNICATIONS, INC. - MD
6/4/18
667-244
STILL POND, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-245
CECILTON, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-246
CENTREVL, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-247
CHESAPKECY, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-248
DENTON, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-249
GALENA, MD
CORE COMMUNICATIONS, INC. - MD
6/12/18
667-250
BALTIMORE, MD
ONVOY SPECTRUM, LLC
6/19/18
667-251
TOWSON, MD
LEVEL 3 COMMUNICATIONS, LLC - MD
12/24/14
667-252
SALISBURY, MD
ONVOY SPECTRUM, LLC
6/19/18
667-253
SALISBURY, MD
BRIGHTLINK COMMUNICATIONS, LLC
3/11/13
667-254
CHESTERTN, MD
TALKIE COMMUNICATIONS, INC. - MD
8/13/18
667-255
HILLSBORO, MD
ONVOY, LLC - MD
8/22/18
667-256
ABERDEEN, MD
EXIANT COMMUNICATIONS LLC
9/27/18
667-257
COLUMBIA, MD
VONAGE NETWORK INC.
11/14/18
667-258
BALTIMORE, MD
AIRESPRING, INC.
11/14/18
667-259
REISTERSTN, MD
MCI WORLDCOM COMMUNICATIONS, INC. - MD
12/21/18
667-260
BALTIMORE, MD
GETGO COMMUNICATIONS LLC - MD
12/29/14
667-261
TOWSON, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
1/18/19
667-262
BALTIMORE, MD
TALKIE COMMUNICATIONS, INC. - MD
1/22/19
667-263
TOWSON, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
2/11/19
667-264
DELMAR, MD
MCI WORLDCOM COMMUNICATIONS, INC. - MD
2/20/19
667-265
VIENNA, MD
MCI WORLDCOM COMMUNICATIONS, INC. - MD
3/22/19
667-266
SALISBURY, MD
COMMIO, LLC
6/20/17
667-267
ANNAPOLIS, MD
CORE COMMUNICATIONS, INC. - MD
10/22/18
667-268
DARLINGTON, MD
BANDWIDTH.COM CLEC, LLC - MD
6/19/19
667-269
ELKTON, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-277
SHERWD FOR, MD
CORE COMMUNICATIONS, INC. - MD
5/31/18
667-281
SALISBURY, MD
PEERLESS NETWORK OF MARYLAND, LLC
5/25/16
667-285
HURLOCK, MD
ONVOY, LLC - MD
3/24/17
667-291
MILLINGTON, MD
ONVOY, LLC - MD
3/27/17
667-295
CROFTON, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-300
COLUMBIA, MD
CORE COMMUNICATIONS, INC. - MD
6/1/18
667-303
BALTIMORE, MD
BRIGHTLINK COMMUNICATIONS, LLC
3/11/13
667-305
PIKESVILLE, MD
BRIGHTLINK COMMUNICATIONS, LLC
5/10/13
667-307
CROFTON, MD
PEERLESS NETWORK OF MARYLAND, LLC
4/9/13
667-308
TOWSON, MD
PEERLESS NETWORK OF MARYLAND, LLC
11/20/12
667-309
BALTIMORE, MD
LOCAL ACCESS LLC - MD
8/1/13
667-311
[UNASSIGNED]
667-312
BALTIMORE, MD
ATLANTECH ONLINE, INC. - MD
5/11/15
667-313
PIKESVILLE, MD
MCI WORLDCOM COMMUNICATIONS, INC. - MD
12/16/15
667-314
WESTMINSTR, MD
BARR TELL USA, INC.
667-321
PRINCEFRCK, MD
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
6/21/16
667-326
CHURCHHILL, MD
CORE COMMUNICATIONS, INC. - MD
12/10/18
667-330
SALISBURY, MD
US LEC OF MARYLAND, INC.
5/23/12
667-332
NEWWINDSOR, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-333
ARGRGBSNIS, MD
BALTIMORE-WASHINGTON TELEPHONE (BWT)
5/14/15
667-336
BEL AIR, MD
CORE COMMUNICATIONS, INC. - MD
6/1/18
667-344
CHASE, MD
TELNYX LLC
667-345
CATONSVL, MD
CORE COMMUNICATIONS, INC. - MD
6/4/18
667-352
ABERDEEN, MD
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
11/14/16
667-362
ANNAPOLIS, MD
CORE COMMUNICATIONS, INC. - MD
10/18/18
667-364
STEVENSVL, MD
CORE COMMUNICATIONS, INC. - MD
6/4/18
667-366
HAMPSTEAD, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-367
WESTMINSTR, MD
BALTIMORE-WASHINGTON TELEPHONE (BWT)
5/21/15
667-372
CAMBRIDGE, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-373
NORTHBEACH, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-382
WINGATE, MD
CORE COMMUNICATIONS, INC. - MD
10/16/18
667-400
BALTIMORE, MD
BARR TELL USA, INC.
11/10/16
667-401
BALTIMORE, MD
LEVEL 3 COMMUNICATIONS, LLC - MD
11/20/12
667-402
BALTIMORE, MD
TELNYX LLC
12/2/16
667-411
[UNASSIGNED]
667-443
[UNASSIGNED]
667-444
BALTIMORE, MD
ONVOY, LLC - MD
8/17/15
667-458
ANNAPOLIS, MD
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
5/10/16
667-473
SOLOMONS, MD
CORE COMMUNICATIONS, INC. - MD
10/16/18
667-500
ANNAPOLIS, MD
CORE COMMUNICATIONS, INC. - MD
6/1/18
667-511
[UNASSIGNED]
667-545
WARWICK, MD
CORE COMMUNICATIONS, INC. - MD
10/16/18
667-555
[UNASSIGNED]
667-600
BALTIMORE, MD
WORLDCALL INTERCONNECT INC.
9/22/15
667-611
[UNASSIGNED]
667-627
ANNAPOLIS, MD
CORE COMMUNICATIONS, INC. - MD
10/18/18
667-653
BRYNPKLNCM, MD
CORE COMMUNICATIONS, INC. - MD
12/11/18
667-666
WEST RIVER, MD
VOXBEAM TELECOMMUNICATIONS INC. - MD
3/30/16
667-667
[UNASSIGNED]
667-677
BALTIMORE, MD
BROADVOX-CLEC, LLC - MD
5/8/15
667-686
ELLICOTTCY, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-700
[UNASSIGNED]
667-701
ELKRIDGE, MD
NEW CINGULAR WIRELESS PCS, LLC - DC
10/19/15
667-706
ELKTON, MD
OMNIPOINT COMMUNICATIONS ENTERPRISES, L.P.
5/23/16
667-711
[UNASSIGNED]
667-722
GLENWOOD, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-727
SUDLERSVL, MD
CORE COMMUNICATIONS, INC. - MD
10/16/18
667-770
BALTIMORE, MD
AIRUS, INC. - MD
7/23/15
667-771
BALTIMORE, MD
WIDE VOICE, LLC - MD
12/4/15
667-777
SEVERNA PK, MD
PEERLESS NETWORK OF MARYLAND, LLC
7/8/14
667-786
COLUMBIA, MD
TELEPORT COMMUNICATIONS AMERICA, LLC - MD
11/4/15
667-800
SALISBURY, MD
ONVOY, LLC - MD
8/16/16
667-802
CATONSVL, MD
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
2/20/15
667-803
SOLOMONS, MD
BANDWIDTH.COM CLEC, LLC - MD
8/16/13
667-808
EASTON, MD
PEERLESS NETWORK OF MARYLAND, LLC
8/23/16
667-811
[UNASSIGNED]
667-812
WATERLO236, MD
VERIZON MARYLAND, INC.
8/14/15
667-837
PT DEPOSIT, MD
CORE COMMUNICATIONS, INC. - MD
10/16/18
667-843
DEALISLAND, MD
CORE COMMUNICATIONS, INC. - MD
12/10/18
667-855
SALISBURY, MD
TERRA NOVA TELECOM INC.
2/22/19
667-866
DARLINGTON, MD
CORE COMMUNICATIONS, INC. - MD
6/4/18
667-867
BALTIMORE, MD
COMMIO, LLC
6/20/17
667-868
CRISFIELD, MD
CHARTER FIBERLINK - MARYLAND II, LLC - MD
3/9/18
667-876
ANNAPOLIS, MD
CORE COMMUNICATIONS, INC. - MD
10/18/18
667-888
BALTIMORE, MD
VOXBEAM TELECOMMUNICATIONS INC. - MD
7/28/14
667-900
BALTIMORE, MD
TERRA NOVA TELECOM INC.
2/20/19
667-911
[UNASSIGNED]
667-930
BALTIMORE, MD
RCLEC, INC. - MD
3/17/15
667-946
CHURCHVL, MD
CORE COMMUNICATIONS, INC. - MD
10/15/18
667-950
[UNASSIGNED]
667-958
[UNASSIGNED]
667-959
[UNASSIGNED]
667-967
GLENBURNIE, MD
BARR TELL USA, INC.
11/22/16
667-976
[UNASSIGNED]
667-999
ELKRIDGE, MD
ONVOY, LLC - MD
3/23/15
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