Maryland · Phone number directory

443 phone numbers & call reports

Received a call from a number starting with 443? Browse available reports below or look up the full number to check its complaint history.

Numbers with reports: 682
FTC complaints: 748
WhoseNum community reports: 0

Reports describe individual experiences, not a verdict on every 443 number. About our sources

Area code guide

443: Maryland

Area code 443 is a geographic telephone code assigned to Maryland. NANPA records its introduction on Jun 1, 1997. Its recorded overlay relationships connect it with 410, 667. Overlay codes share all or part of a numbering region.

State / territory: Maryland
In service since: Jun 1, 1997
Predominant time zone: Eastern
Local dialing within 443: 10 digits
Active overlay partners: 410, 667

Time zones and dialing patterns describe the numbering region. They do not establish a caller’s current time or location. Carrier dialing options can differ.

Rate centers in the 443 assignment data (81)

These are telephone rate-center labels from NANPA’s block assignments, not a list of every city or an exact coverage boundary.

Aberdeen
Annapolis
Arbutus
Argrgbsnis
Baltimore
Bel Air
Berlin
Bishopvl
Brynpklncm
Cambridge
Cardiff
Catonsvl
Centrevl
Chase
Chesapkecy
Chestertn
Churchvl
Cockeysvl
Columbia
Crisfield
Crofton
Darlington
Delmar
Denton
Dundalk
Easton
Edgewood
Elkridge
Elkton
Ellicottcy
Essex
Fallston
Federalsbg
Fork
Glenburnie
Glenwood
Hampstead
Havregrace
Jarrettsvl
Millersvl
Nanticoke
Newwindsor
North East
Northbeach
Ocean City
Odenton
Parkton
Parkville
Perryville
Pikesville
Pocomoke
Princeanne
Princefrck
Pt Deposit
Queenstown
Randallstn
Reisterstn
Salisbury
Severn
Severna Pk
Sharptown
Sherwd For
Silver Run
Snow Hill
Solomons
Sparksglnc
Sparrowspt
Stevensvl
Sykesville
Taneytown
Towson
Trappe
Union Bdg
Vienna
Waterlo236
Waterlo238
West River
Westminstr
Willards
Woodlawn
Worthingtn

Sources & retrieval dates

NANPA thousands-block assignments Retrieved Oct 18, 2026
NANPA area-code database field definitions Retrieved Oct 19, 2026
NANPA area-code database Retrieved Oct 19, 2026

Numbering facts are stored from the cited sources and updated when a new snapshot is imported. Regional context is separate from unverified call reports.

443 numbers with reports

Open a number to see its available reports and sources.

682 numbers

Ordered by available report and complaint counts. “Record updated” reflects a data update, not necessarily the date of a call.

Browse 443 phone prefixes

Explore exchanges with available reports in this area code.

Questions about 443 numbers

Where are 443 phone numbers from?

The 443 area code is associated with Maryland. This numbering information does not establish where a caller is currently located. Caller ID can be spoofed.

Is every call from 443 spam?

No. A shared prefix does not mean that the numbers belong to the same caller or that every call is unwanted. Reports and complaints are unverified. Check the full number and the details of the call before drawing a conclusion.

What if the number that called me is not listed?

This directory shows numbers with published WhoseNum reports or complaints in our available FTC snapshot. It is not a complete list of assigned numbers or all past calls. Use the lookup above to check an unlisted number and share your own experience from its number page.

What these reports cover

FTC counts come from our imported Do Not Call complaint snapshot, covering complaint filing dates from Sep 10, 2026 to Oct 15, 2026. This is a partial snapshot, not the FTC’s full complaint history. The snapshot is older than the expected update window. WhoseNum community counts include published reports submitted directly to this site. Neither source verifies who placed a call. Read the source and coverage notes.

443 phone numbers & call reports

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443: Maryland

443 numbers with reports

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Questions about 443 numbers

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Available reports at a glance

443: Maryland

Browse 443 phone prefixes

Questions about 443 numbers

What these reports cover