National Phone Number Registry NPNR

(667)
Enter 7-digit phone number for area code 667 or the complete 10-digit phone number

Phone Prefixes for Area Code 667

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Area code Location Company / Service Provider
667-200 COLUMBIA, MD NEUTRAL TANDEM-MARYLAND, LLC - MD
667-201 BEL AIR, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-202 ELKTON, MD NEUTRAL TANDEM-MARYLAND, LLC - MD
667-203 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-204 ANNAPOLIS, MD US LEC OF MARYLAND, INC.
667-205 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-206 TOWSON, MD METRO PCS, INC.
667-207 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-208 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-209 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-210 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-212 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-213 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-214 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-215 ELKTON, MD COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD
667-216 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-217 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-218 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-219 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-220 GREENSBORO, MD NEUTRAL TANDEM-MARYLAND, LLC - MD
667-221 SALISBURY, MD TELNYX LLC
667-222 ARGRGBSNIS, MD NEUTRAL TANDEM-MARYLAND, LLC - MD
667-224 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-225 ANNAPOLIS, MD NEW CINGULAR WIRELESS PCS, LLC - DC
667-226 St. Michaels, MD NEUTRAL TANDEM-MARYLAND, LLC - MD
667-228 ABERDEEN, MD OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
667-229 ABERDEEN, MD OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
667-231 ABERDEEN, MD XO MARYLAND, LLC
667-233 BALTIMORE, MD VERIZON MARYLAND, INC.
667-234 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-239 BALTIMORE, MD CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
667-240 COLUMBIA, MD BARR TELL USA, INC.
667-251 TOWSON, MD LEVEL 3 COMMUNICATIONS, LLC - MD
667-253 SALISBURY, MD 365 WIRELESS, LLC
667-260 BALTIMORE, MD CITRIX COMMUNICATIONS LLC - MD
667-266 SALISBURY, MD COMMIO, LLC
667-281 SALISBURY, MD PEERLESS NETWORK OF MARYLAND, LLC
667-285 HURLOCK, MD NEUTRAL TANDEM-MARYLAND, LLC - MD
667-291 MILLINGTON, MD NEUTRAL TANDEM-MARYLAND, LLC - MD
667-303 BALTIMORE, MD 365 WIRELESS, LLC
667-305 PIKESVILLE, MD 365 WIRELESS, LLC
667-307 CROFTON, MD PEERLESS NETWORK OF MARYLAND, LLC
667-308 TOWSON, MD PEERLESS NETWORK OF MARYLAND, LLC
667-309 BALTIMORE, MD LOCAL ACCESS LLC - MD
667-312 BALTIMORE, MD ATLANTECH ONLINE, INC. - MD
667-313 PIKESVILLE, MD MCI WORLDCOM COMMUNICATIONS, INC. - MD
667-314 Westminster, MD BARR TELL USA, INC.
667-321 Prince Frederick, MD OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
667-330 SALISBURY, MD US LEC OF MARYLAND, INC.
667-333 ARGRGBSNIS, MD BALTIMORE-WASHINGTON TELEPHONE (BWT)
New numbers being added to 667 area code
Effective: 08/11/2017
667-266 in SALISBURY, MD
COMMIO, LLC
Effective: 08/11/2017
667-867 in BALTIMORE, MD
COMMIO, LLC
667 Area Code Information
Type of code: General Purpose Code
Location: MD - US
Time zone: E
Assigned for use: Yes
Code in service: Yes
Service date: March 24, 2012
In jeopardy: No
Relief in progress: No
NPA Relief status:
Code assignable: Yes
Geographic or
non-geographic:
G
Reserved for future use: No
Planning letter(s): 427 266
Overlay code: Yes
Overlay complex: 410/443/667
Dialing plan Standard Permissive
Home local calls: 10D 1+10D
Foreign local calls: 10D 1+10D
Home toll calls: 1+10D NA
Foreign toll calls: 1+10D -

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