443 / +1443 Area Code - Location, City, Map and Local Phone

STATE
Maryland

TIME ZONE
Eastern Time

MAJOR CITY
Pikesville

The 443 Area Code (or Area Code 443) is located in the state of MD. Area Code 443 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 1.16 million unique phone numbers and 2.13 million individuals near the city of Gwynn Oak

Area Code 443 History

Area code 443 was put into service. Area code 443 is an overlay of area code 410.

Following cities also use area code 443:

Aberdeen, Annapolis, Arbutus, Baltimore, Bel Air, Berlin, Bishopville, Brooklyn, Cambridge, Cardiff, Catonsville, Centreville, Chesapeake City, Chestertown, Churchville, Cockeysville, Columbia, Crisfield, Crofton, Darlington, Delmar, Denton, Dundalk, Easton, Edgewood, Elkridge, Elkton, Ellicott City, Essex, Fallston, Federalsburg, Fork, Glen Burnie, Glenwood, Hampstead, Harmans, Havre De Grace, Jarrettsville, Jessup, Laurel, Mardela Springs, Middle River, Millersville, Nanticoke, New Windsor, North Beach, North East, Ocean City, Odenton, Parkton, Parkville, Pasadena, Perryville, Pikesville, Pocomoke, Port Deposit, Prince Frederick, Princess Anne, Queenstown, Randallstown, Reisterstown, Rhodesdale, Salisbury, Severn, Severna Park, Sherwood Forest, Snow Hill, Solomons, Sparks Glencoe, Sparrows Point, Stevensville, Sykesville, Taneytown, Towson, Trappe, Union Bridge, West River, Westminster, Willards, Woodlawn.

PREFIX	COUNTY	CITY	CARRIER	TYPE
443-271	Baltimore	Baltimore	Sprint Spectrum L.p.	Wireless
443-272	Baltimore	Baltimore	Teleport Communications America, Llc - MD	Landline
443-273	Baltimore	Reisterstown	Teleport Communications America, Llc - MD	Landline
443-274	Anne Arundel	Severn	Verizon Maryland, Inc.	Landline
443-275	Baltimore	Baltimore	Comcast Phone Of Northern Maryland, Inc. - MD	Landline
443-276	Howard	Baltimore	Allegiance Telecom, Inc. - MD	Landline
443-277	Carroll	Sykesville	Sprint Spectrum L.p.	Wireless
443-278	Baltimore	Baltimore	Vdl, Inc. Dba Global Telecom Brokers - MD	Landline
443-279	Baltimore	Baltimore	Allegiance Telecom, Inc. - MD	Landline
443-280	Carroll	Sykesville	New Cingular Wireless Pcs, Llc - DC	Wireless
443-281	Baltimore	Baltimore	Allegiance Telecom, Inc. - MD	Landline
443-282	Kent	Chestertown	Sprint Spectrum L.p.	Wireless
443-283	Howard	Baltimore	Paetec Communications, Inc. - MD	Landline
443-284	Howard	Jessup	Xo Maryland, Llc	Landline
443-285	Howard	Columbia	Verizon Maryland, Inc.	Landline
443-286	Baltimore	Baltimore	Cellco Partnership Dba Verizon Wireless - MD	Wireless
443-287	Baltimore	Baltimore	Verizon Maryland, Inc.	Landline
443-288	Howard	Baltimore	Allegiance Telecom, Inc. - MD	Landline
443-289	Carroll	Westminster	Mci Worldcom Communications, Inc. - MD	Landline
443-290	Baltimore	Parkville	Level 3 Telecom Of Maryland, Llc - MD	Landline
443-291	Carroll	Hampstead	Global Crossing Local Services, Inc.-Md	Landline
443-292	Anne Arundel	Laurel	Level 3 Communications, Llc - MD	Landline
443-293	Carroll	Westminster	Global Crossing Local Services, Inc.-Md	Landline
443-294	Anne Arundel	West River	Global Crossing Local Services, Inc.-Md	Landline
443-295	Calvert	Prince Frederick	Level 3 Communications, Llc - MD	Landline
443-296	Howard	Baltimore	Global Crossing Local Services, Inc.-Md	Landline
443-297	Baltimore	Arbutus	Teleport Communications America, Llc - MD	Landline
443-298	Talbot	Easton	New Cingular Wireless Pcs, Llc - DC	Wireless
443-299	Harford	Fallston	Global Crossing Local Services, Inc.-Md	Landline
443-300	Carroll	Sykesville	Broadwing Communications. Llc - MD	Landline
443-301	Baltimore	Baltimore	New Cingular Wireless Pcs, Llc - DC	Wireless
443-302	Anne Arundel	Crofton	Global Crossing Local Services, Inc.-Md	Landline
443-303	Harford	Aberdeen	Global Crossing Local Services, Inc.-Md	Landline
443-304	Baltimore	Baltimore	Global Crossing Local Services, Inc.-Md	Landline
443-305	Anne Arundel	Baltimore	Global Crossing Local Services, Inc.-Md	Landline
443-306	Anne Arundel	Baltimore	Sprint Spectrum L.p.	Wireless
443-307	Harford	Bel Air	Global Crossing Local Services, Inc.-Md	Landline
443-308	Anne Arundel	Baltimore	Allegiance Telecom, Inc. - MD	Landline
443-309	Cecil	Elkton	Sprint Spectrum L.p.	Wireless
443-310	Baltimore	Baltimore	New Cingular Wireless Pcs, Llc - DC	Wireless
443-312	Anne Arundel	Baltimore	Global Crossing Local Services, Inc.-Md	Landline
443-313	Baltimore	Fork	Global Crossing Local Services, Inc.-Md	Landline
443-314	Baltimore	Baltimore	Sprint Spectrum L.p.	Wireless
443-315	Baltimore	Baltimore	Global Crossing Local Services, Inc.-Md	Landline
443-316	Baltimore	Baltimore	Global Crossing Local Services, Inc.-Md	Landline
443-317	Baltimore	Baltimore	Global Crossing Local Services, Inc.-Md	Landline
443-318	Baltimore	Cockeysville	Cavalier Telephone, Llc (Mid-Atlantic) - MD	Landline
443-319	Howard	Columbia	Cavalier Telephone, Llc (Mid-Atlantic) - MD	Landline
443-320	Baltimore	Baltimore	Global Crossing Local Services, Inc.-Md	Landline
443-321	Anne Arundel	Annapolis	Paetec Communications, Inc. - MD	Landline
443-322	Baltimore	Towson	Cavalier Telephone Mid-Atlantic, Llc - MD	Landline
443-323	Not available.	Rhodesdale	Cavalier Telephone, Llc (Mid-Atlantic) - MD	Landline
443-324	Baltimore	Baltimore	Sprint Spectrum L.p.	Wireless
443-325	Howard	Ellicott City	Cavalier Telephone Mid-Atlantic, Llc - MD	Landline
443-326	Baltimore	Baltimore	New Cingular Wireless Pcs, Llc - DC	Wireless
443-327	Harford	Aberdeen	Cavalier Telephone Mid-Atlantic, Llc - MD	Landline
443-328	Not available.	Sykesville	Ctc Communications Corp. - MD	Landline
443-329		Jessup	Global Crossing Local Services, Inc.-Md	Landline
443-330	Baltimore	Baltimore	Cavalier Telephone Mid-Atlantic, Llc - MD	Landline
443-331	Not available.	Taneytown	Ctc Communications Corp. - MD	Landline
443-332	Anne Arundel	Crofton	Cavalier Telephone Mid-Atlantic, Llc - MD	Landline
443-333	Anne Arundel	Annapolis	New Cingular Wireless Pcs, Llc - DC	Wireless
443-334	Baltimore	Towson	Allegiance Telecom, Inc. - MD	Landline
443-335	Not available.	Brooklyn	Xo Maryland, Llc	Landline
443-336	Anne Arundel	Annapolis	Sprint Spectrum L.p.	Wireless
443-337	Baltimore	Sparrows Point	Xo Maryland, Llc	Landline
443-338	Not available.	Sparks Glencoe	Ctc Communications Corp. - MD	Landline
443-339	Anne Arundel	Sherwood Forest	Ctc Communications Corp. - MD	Landline
443-340	Carroll	Westminster	Cellco Partnership Dba Verizon Wireless - MD	Wireless
443-341	Baltimore	Baltimore	Level 3 Communications, Llc - MD	Landline

Phone Number 443-338-9713	USAGE Landline	City Sparks Glencoe	Operate Read more about who called from 4433389713	Update Time Mar-26-2026
Phone Number 443-543-9626	USAGE Landline	City Arbutus	Operate Read more about who called from 4435439626	Update Time Mar-26-2026
Phone Number 443-384-1035	USAGE Landline	City Parkville	Operate Read more about who called from 4433841035	Update Time Mar-26-2026
Phone Number 443-354-6215	USAGE Landline	City Baltimore	Operate Read more about who called from 4433546215	Update Time Mar-26-2026
Phone Number 443-876-1354	USAGE Landline	City Bel Air	Operate Read more about who called from 4438761354	Update Time Mar-26-2026
Phone Number 443-305-6946	USAGE Landline	City Baltimore	Operate Read more about who called from 4433056946	Update Time Mar-26-2026
Phone Number 443-513-6642	USAGE Wireless	City Berlin	Operate Read more about who called from 4435136642	Update Time Mar-26-2026
Phone Number 443-620-8984	USAGE Landline	City Baltimore	Operate Read more about who called from 4436208984	Update Time Mar-26-2026

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Area Code 443

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Area Code 443 History

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