443 Area Code
Introduction To Area Code 443
Area code 443 is located in the eastern United States and is part of the Maryland telephone area code. This area code covers the cities of Baltimore and Towson, as well as the surrounding suburbs.Area code 443 was created on October 10, 1997, as a result of the split of area code 410. This area code is one of the largest in the United States, and it is expected to continue growing in population.
If you are looking to connect with someone in the area code 443, you can use the search engine on the website of the North American Numbering Plan Administration. This website provides a free listing of all active telephone numbers in the United States and Canada.
Regions That Use 443 As Area Code
Area code 443 is used in a few states in the US. Here's a look at which states and regions use area code 443. Maryland is the most well-known state that uses 443 as an area code. It's located in the Mid-Atlantic region of the US and has a population of over 6 million people.
443 is also used in parts of Pennsylvania and West Virginia. In Pennsylvania, 443 is used in the urban areas of Philadelphia and its suburbs. In West Virginia, 443 is used in the Northern Panhandle.
There are also a few other areas in the US that use 443 as an area code. These include the outer banks of North Carolina, a small area of Arkansas, and a few islands in the US Virgin Islands.
Overall, 443 is a fairly widely-used area code. If you're looking for a phone number in one of the states or regions that use this code, you're likely to find one that's available.
Time Zones With Area Code 443
Did you know that there are multiple time zones within the 443 area code? That's right, according to timeanddate.com, there are six time zones within 443!To help you better understand the different time zones, we've put together a list of the major cities and their corresponding time zones.
Baltimore, MD (Eastern Daylight Time)
Cumberland, MD (Eastern Daylight Time)
Hagerstown, MD (Eastern Daylight Time)
Frederick, MD (Eastern Daylight Time)
Gettysburg, PA (Eastern Daylight Time)
York, PA (Eastern Daylight Time)
Cities Served by 443 Are Code
- Rhode Island, RI
- Nebraska, NE
- Georgia, GA
- Oklahoma, OK
- Montana, MT
- Florida, FL
- California, CA
- Texas, TX
- Maryland, MD
- Pennsylvania, PA
- Massachusetts, MA
- Wisconsin, WI
- California, CA
- Missouri, MO
- Ohio, OH
Details of Prefixes in 443 Area Code
- Prefix:(443) 200Current Location:BaltimoreCarrier:Allegiance Telecom, Inc. - MdType:Landline
- Prefix:(443) 201Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 203Current Location:BaltimoreCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 204Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 205Current Location:SalisburyCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 206Current Location:Windsor MillCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 207Current Location:BaltimoreCarrier:Omnipoint Communications Enterprises, L.p.Type:Mobile
- Prefix:(443) 208Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 209Current Location:Bel AirCarrier:Cavalier Telephone, Llc (mid-atlantic) - MdType:Landline
- Prefix:(443) 210Current Location:SalisburyCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 212Current Location:ColumbiaCarrier:Us Lec Of Maryland, Inc.Type:Landline
- Prefix:(443) 213Current Location:Owings MillsCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 215Current Location:DelmarCarrier:Core Communications, Inc. - MdType:Landline
- Prefix:(443) 216Current Location:HanoverCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 219Current Location:BaltimoreCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 220Current Location:ColumbiaCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 221Current Location:BaltimoreCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 222Current Location:BaltimoreCarrier:Xo Maryland, LlcType:Landline
- Prefix:(443) 223Current Location:Windsor MillCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 224Current Location:ElkridgeCarrier:Mci Worldcom Communications, Inc. - MdType:Landline
- Prefix:(443) 225Current Location:SalisburyCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 226Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 227Current Location:BaltimoreCarrier:Ctc Communications Corp. - MdType:Landline
- Prefix:(443) 228Current Location:ColumbiaCarrier:Us Lec Of Maryland, Inc.Type:Landline
- Prefix:(443) 229Current Location:HanoverCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 230Current Location:BaltimoreCarrier:Ctc Communications Corp. - MdType:Landline
- Prefix:(443) 231Current Location:BaltimoreCarrier:At&t LocalType:Landline
- Prefix:(443) 232Current Location:SalisburyCarrier:Cavalier Telephone, Llc (mid-atlantic) - MdType:Landline
- Prefix:(443) 233Current Location:SalisburyCarrier:Cavalier Telephone, Llc (mid-atlantic) - MdType:Landline
- Prefix:(443) 234Current Location:SalisburyCarrier:Cavalier Telephone, Llc (mid-atlantic) - MdType:Landline
- Prefix:(443) 235Current Location:SalisburyCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 239Current Location:SalisburyCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 242Current Location:HanoverCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 243Current Location:Windsor MillCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 244Current Location:Windsor MillCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 245Current Location:Bel AirCarrier:Cavalier Telephone, Llc (mid-atlantic) - MdType:Landline
- Prefix:(443) 247Current Location:BaltimoreCarrier:Ctc Communications Corp. - MdType:Landline
- Prefix:(443) 248Current Location:BaltimoreCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 249Current Location:StevensvilleCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 250Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 251Current Location:BaltimoreCarrier:Local Access Llc - MdType:Landline
- Prefix:(443) 252Current Location:Windsor MillCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 253Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 254Current Location:BaltimoreCarrier:Omnipoint Communications Cap Operations, LlcType:Mobile
- Prefix:(443) 255Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 256Current Location:BaltimoreCarrier:Ctc Communications Corp. - MdType:Landline
- Prefix:(443) 257Current Location:Windsor MillCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 258Current Location:SalisburyCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 259Current Location:ColumbiaCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 260Current Location:DelmarCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 261Current Location:ElkridgeCarrier:Mci Worldcom Communications, Inc. - MdType:Landline
- Prefix:(443) 262Current Location:CentrevilleCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 263Current Location:BaltimoreCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 265Current Location:HanoverCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 266Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 267Current Location:BaltimoreCarrier:Teleport Communications America, Llc - MdType:Landline
- Prefix:(443) 268Current Location:BaltimoreCarrier:Core Communications, Inc. - MdType:Landline
- Prefix:(443) 270Current Location:BaltimoreCarrier:Paetec Communications, Inc. - MdType:Landline
- Prefix:(443) 271Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 272Current Location:BaltimoreCarrier:Teleport Communications America, Llc - MdType:Landline
- Prefix:(443) 273Current Location:ColumbiaCarrier:Teleport Communications America, Llc - MdType:Landline
- Prefix:(443) 274Current Location:CroftonCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 275Current Location:BaltimoreCarrier:Comcast Phone Of Northern Maryland, Inc. - MdType:Landline
- Prefix:(443) 276Current Location:BaltimoreCarrier:Allegiance Telecom, Inc. - MdType:Landline
- Prefix:(443) 277Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 278Current Location:ElkridgeCarrier:Vdl, Inc. Dba Global Telecom Brokers - MdType:Landline
- Prefix:(443) 279Current Location:BaltimoreCarrier:Allegiance Telecom, Inc. - MdType:Landline
- Prefix:(443) 280Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 281Current Location:BaltimoreCarrier:Allegiance Telecom, Inc. - MdType:Landline
- Prefix:(443) 282Current Location:SalisburyCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 283Current Location:BaltimoreCarrier:Paetec Communications, Inc. - MdType:Landline
- Prefix:(443) 284Current Location:BaltimoreCarrier:Xo Maryland, LlcType:Landline
- Prefix:(443) 285Current Location:ColumbiaCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 286Current Location:Windsor MillCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 287Current Location:BaltimoreCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 288Current Location:BaltimoreCarrier:Allegiance Telecom, Inc. - MdType:Landline
- Prefix:(443) 289Current Location:ElkridgeCarrier:Mci Worldcom Communications, Inc. - MdType:Landline
- Prefix:(443) 290Current Location:BaltimoreCarrier:Level 3 Telecom Of Maryland, Llc - MdType:Landline
- Prefix:(443) 291Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 292Current Location:BaltimoreCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 293Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 294Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 295Current Location:BaltimoreCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 296Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 297Current Location:BaltimoreCarrier:Teleport Communications America, Llc - MdType:Landline
- Prefix:(443) 298Current Location:SalisburyCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 299Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 300Current Location:BaltimoreCarrier:Broadwing Communications. Llc - MdType:Landline
- Prefix:(443) 301Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 302Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 303Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 304Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 305Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 306Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 307Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 309Current Location:BaltimoreCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 310Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 312Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 313Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 314Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 315Current Location:ColumbiaCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 316Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 317Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 318Current Location:Bel AirCarrier:Cavalier Telephone, Llc (mid-atlantic) - MdType:Landline
- Prefix:(443) 319Current Location:Bel AirCarrier:Cavalier Telephone, Llc (mid-atlantic) - MdType:Landline
- Prefix:(443) 320Current Location:BaltimoreCarrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 321Current Location:BaltimoreCarrier:Paetec Communications, Inc. - MdType:Landline
- Prefix:(443) 322Current Location:HanoverCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 323Current Location:SalisburyCarrier:Cavalier Telephone, Llc (mid-atlantic) - MdType:Landline
- Prefix:(443) 324Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 325Current Location:HanoverCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 326Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 327Current Location:BaltimoreCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 328Current Location:BaltimoreCarrier:Ctc Communications Corp. - MdType:Landline
- Prefix:(443) 329Current Location:Carrier:Global Crossing Local Services, Inc.-mdType:Landline
- Prefix:(443) 330Current Location:HanoverCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 332Current Location:HanoverCarrier:Cavalier Telephone Mid-atlantic, Llc - MdType:Landline
- Prefix:(443) 333Current Location:ColumbiaCarrier:New Cingular Wireless Pcs, Llc - DcType:Mobile
- Prefix:(443) 336Current Location:ElkridgeCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 337Current Location:BaltimoreCarrier:Xo Maryland, LlcType:Landline
- Prefix:(443) 338Current Location:BaltimoreCarrier:Ctc Communications Corp. - MdType:Landline
- Prefix:(443) 340Current Location:Windsor MillCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 341Current Location:BaltimoreCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 342Current Location:BaltimoreCarrier:Ctc Communications Corp. - MdType:Landline
- Prefix:(443) 343Current Location:BaltimoreCarrier:Teleport Communications America, Llc - MdType:Landline
- Prefix:(443) 344Current Location:BaltimoreCarrier:Core Communications, Inc. - MdType:Landline
- Prefix:(443) 345Current Location:BaltimoreCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 346Current Location:BaltimoreCarrier:Xo Maryland, LlcType:Landline
- Prefix:(443) 347Current Location:BaltimoreCarrier:Ctc Communications Corp. - MdType:Landline
- Prefix:(443) 348Current Location:BaltimoreCarrier:Teleport Communications America, Llc - MdType:Landline
- Prefix:(443) 349Current Location:BaltimoreCarrier:Core Communications, Inc. - MdType:Landline
- Prefix:(443) 350Current Location:North EastCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 351Current Location:ColumbiaCarrier:Us Lec Of Maryland, Inc.Type:Landline
- Prefix:(443) 352Current Location:BaltimoreCarrier:At&t LocalType:Landline
- Prefix:(443) 353Current Location:CockeysvilleCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 354Current Location:BaltimoreCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 355Current Location:BaltimoreCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 356Current Location:ColumbiaCarrier:Level 3 Communications, Llc - MdType:Landline
- Prefix:(443) 357Current Location:PikesvilleCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 358Current Location:SalisburyCarrier:Ymax Communications Corp. - MdType:Landline
- Prefix:(443) 359Current Location:SalisburyCarrier:Cellco Partnership Dba Verizon Wireless - MdType:Mobile
- Prefix:(443) 360Current Location:BaltimoreCarrier:Teleport Communications America, Llc - MdType:Landline
- Prefix:(443) 362Current Location:SalisburyCarrier:Omnipoint Communications Cap Operations, LlcType:Mobile
- Prefix:(443) 363Current Location:BaltimoreCarrier:Xo Maryland, LlcType:Landline
- Prefix:(443) 364Current Location:BaltimoreCarrier:Teleport Communications America, Llc - MdType:Landline
- Prefix:(443) 365Current Location:SalisburyCarrier:Omnipoint Communications Cap Operations, LlcType:Mobile
- Prefix:(443) 366Current Location:SalisburyCarrier:Sprint Spectrum L.p.Type:Mobile
- Prefix:(443) 367Current Location:ColumbiaCarrier:Verizon Maryland, Inc.Type:Landline
- Prefix:(443) 368Current Location:BaltimoreCarrier:Core Communications, Inc. - MdType:Landline
- Prefix:(443) 369Current Location:BaltimoreCarrier:Core Communications, Inc. - MdType:Landline
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