Area codes 410, 443, and 667 are telephone area codes in the North American Numbering Plan (NANP) for the eastern half of the U.S. state of Maryland. The numbering plan area (NPA) …

5 days ago · 443 is an area code located in the state of Maryland, US. The largest city it serves is Baltimore. Find out where 443 area code zone from, which states, counties and cities it …

Apr 1, 2025 · 443 Area Code located in Maryland, including 96 cities, 17 counties, 1 time zone, map, Census demographics, and 753 active prefixes.

Find 443 area code details including city, time zone, and map. Lookup area code 443 phone number, name, and location.

Browse area code 443 phone numbers, prefixes and exchanges. The 443 area code serves Baltimore, Columbia, Windsor Mill, Elkridge, Salisbury, covering 43 ZIP codes in 11 counties.

Lookup information on Area Code 443 - get demographic, NPA NXX, and other data by area code

About area code 443: location, common spam callers, related area codes, and more. Includes 443 reverse phone lookup to identify spam callers.

What Is the 443 Area code? The 443 area code is a vital telecommunications identifier that serves the eastern part of Maryland, encompassing the bustling Baltimore metropolitan area and …

The 443 area code is used by phone numbers from city of Baltimore, Columbia, and Glen Burnie in the state of Maryland. As one of the 269 US cellphone area codes, the 443 phone code …

Area code 443 is an area code that covers Eastern Maryland, including Baltimore. Area code 443 overlays the area code of 410 and 667. Cities that use 443 area code and a coverage map …