National Phone Number Registry NPNR

Area Code 667 Location

Area code 667 is currently assigned for use in Maryland since Mar 24, 2012. This area code originated from the 443 area code previously by means of area code split or overlay. View all phone prefixes used in area code 667 or other area codes in Maryland.

(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
667-222 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
667-281 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)
667-344 CHASE, MD OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
667-352 ABERDEEN, MD OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
New numbers being added to 667 area code
Effective: 05/15/2017
667-220 in GREENSBORO, MD
NEUTRAL TANDEM-MARYLAND, LLC - MD
Effective: 05/11/2017
667-226 in ST. MICHAELS, MD
NEUTRAL TANDEM-MARYLAND, LLC - MD
Effective: 05/08/2017
667-285 in HURLOCK, MD
NEUTRAL TANDEM-MARYLAND, LLC - MD
Effective: 05/11/2017
667-291 in MILLINGTON, MD
NEUTRAL TANDEM-MARYLAND, LLC - MD
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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