Telephone Area +1 (443) XXX-XXXX / Page 1
Prefix: +1443
This prefix is distributed within the state Maryland
The largest city in the region is Pikesville
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
Below on the map, there is indicated the largest city in the telephone area +1-443-...-.... Maryland Pikesville.
In the United States, telephone numbers are divided into a country code (+1), an area code (or prefix), which is three digits long, and a subscriber number (seven digits). These are just a few examples, and there are over 300 area codes in the United States. Each code can cover both large cities and less populated areas depending on population density and telephone network distribution.
Phone numbers +1 (443) XXX-XXXX
| Company | District | Major City | Prefix |
|---|---|---|---|
| Paetec Communications | Baltimore City | Baltimore, MD | +1 (443) 283-XXXX |
| Global Naps South | Howard | Jessup, MD | +1 (443) 284-XXXX |
| Verizon Maryland | Howard | Columbia, MD | +1 (443) 285-XXXX |
| Cellco Partnership DBA Verizon Wireless | Baltimore City | Baltimore, MD | +1 (443) 286-XXXX |
| Verizon Maryland | Baltimore City | Baltimore, MD | +1 (443) 287-XXXX |
| Allegiance Telecom | Baltimore City | Baltimore, MD | +1 (443) 288-XXXX |
| Mci Worldcom Communications | Baltimore | +1 (443) 289-XXXX | |
| Tw Telecom Of Maryland LLC | Baltimore | Parkville, MD | +1 (443) 290-XXXX |
| Global Crossing Local Services-md | Carroll | Hampstead, MD | +1 (443) 291-XXXX |
| Level 3 Communications | Prince George's | Laurel, MD | +1 (443) 292-XXXX |
| Global Crossing Local Services-md | Carroll | Westminster, MD | +1 (443) 293-XXXX |
| Global Crossing Local Services-md | Anne Arundel | West River, MD | +1 (443) 294-XXXX |
| Level 3 Communications | Calvert | Prince Frederick, MD | +1 (443) 295-XXXX |
| Global Crossing Local Services-md | Baltimore City | Baltimore, MD | +1 (443) 296-XXXX |
| Teleport Communications Group America | Baltimore | Arbutus, MD | +1 (443) 297-XXXX |
| New Cingular Wireless PCS - DC | Talbot | Easton, MD | +1 (443) 298-XXXX |
| Global Crossing Local Services-md | Harford | Fallston, MD | +1 (443) 299-XXXX |
| Broadwing Communications. LLC | Carroll | Sykesville, MD | +1 (443) 300-XXXX |
| Global Crossing Local Services-md | Anne Arundel | Crofton, MD | +1 (443) 302-XXXX |
| Global Crossing Local Services-md | Harford | Aberdeen, MD | +1 (443) 303-XXXX |
| Global Crossing Local Services-md | Baltimore City | Baltimore, MD | +1 (443) 304-XXXX |
| Global Crossing Local Services-md | Baltimore City | Baltimore, MD | +1 (443) 305-XXXX |
| Sprint Spectrum L.p. | Anne Arundel | Baltimore, MD | +1 (443) 306-XXXX |
| Global Crossing Local Services-md | Harford | Bel Air, MD | +1 (443) 307-XXXX |
| Allegiance Telecom | Baltimore City | Baltimore, MD | +1 (443) 308-XXXX |
| Nextel Communications | Cecil | Elkton, MD | +1 (443) 309-XXXX |
| New Cingular Wireless PCS - DC | Baltimore City | Baltimore, MD | +1 (443) 310-XXXX |
| Global Crossing Local Services-md | Baltimore City | Baltimore, MD | +1 (443) 312-XXXX |
| Global Crossing Local Services-md | Baltimore | Fork, MD | +1 (443) 313-XXXX |
| Sprint Spectrum L.p. | Baltimore | Baltimore, MD | +1 (443) 314-XXXX |
| Global Crossing Local Services-md | Baltimore City | Baltimore, MD | +1 (443) 315-XXXX |
| Global Crossing Local Services-md | Baltimore City | Baltimore, MD | +1 (443) 316-XXXX |
| Global Crossing Local Services-md | Baltimore City | Baltimore, MD | +1 (443) 317-XXXX |
| Cavalier Telephone (mid-atlantic) | Baltimore | Cockeysville, MD | +1 (443) 318-XXXX |
| Cavalier Telephone (mid-atlantic) | Howard | Columbia, MD | +1 (443) 319-XXXX |
| Global Crossing Local Services-md | Baltimore City | Baltimore, MD | +1 (443) 320-XXXX |
| Paetec Communications | Anne Arundel | Annapolis, MD | +1 (443) 321-XXXX |
| Cavalier Telephone Mid-atlantic | Baltimore | Towson, MD | +1 (443) 322-XXXX |
| Cavalier Telephone (mid-atlantic) | Dorchester | Rhodesdale, MD | +1 (443) 323-XXXX |
| Nextel Communications | Baltimore City | Baltimore, MD | +1 (443) 324-XXXX |
| Cavalier Telephone Mid-atlantic | Howard | Ellicott City, MD | +1 (443) 325-XXXX |
| New Cingular Wireless PCS - DC | Baltimore City | Baltimore, MD | +1 (443) 326-XXXX |
| Cavalier Telephone Mid-atlantic | Harford | Aberdeen, MD | +1 (443) 327-XXXX |
| Global Naps South | Carroll | Sykesville, MD | +1 (443) 328-XXXX |
| Global Crossing Local Services-md | Howard | Jessup, MD | +1 (443) 329-XXXX |
| Cavalier Telephone Mid-atlantic | Baltimore City | Baltimore, MD | +1 (443) 330-XXXX |
| Global Naps South | Carroll | Taneytown, MD | +1 (443) 331-XXXX |
| Cavalier Telephone Mid-atlantic | Anne Arundel | Crofton, MD | +1 (443) 332-XXXX |
| Leap Wireless Intl DBA Cricket Comm | Annapolis, MD | +1 (443) 333-XXXX | |
| Allegiance Telecom | Baltimore | Towson, MD | +1 (443) 334-XXXX |
| Global Naps South | Baltimore City | Brooklyn, MD | +1 (443) 335-XXXX |
| Nextel Communications | Anne Arundel | Annapolis, MD | +1 (443) 336-XXXX |
| Global Naps South | Baltimore | Sparrows Point, MD | +1 (443) 337-XXXX |
| Global Naps South | Baltimore | Sparks Glencoe, MD | +1 (443) 338-XXXX |
| Global Naps South | Anne Arundel | Sherwood Forest, MD | +1 (443) 339-XXXX |
| Cellco Partnership DBA Verizon Wireless | Carroll | Westminster, MD | +1 (443) 340-XXXX |
| Level 3 Communications | Baltimore City | Baltimore, MD | +1 (443) 341-XXXX |
| Global Naps South | Calvert | Solomons, MD | +1 (443) 342-XXXX |
| Teleport Communications Group America | Anne Arundel | Millersville, MD | +1 (443) 343-XXXX |
| Core Communications | Anne Arundel | Severna Park, MD | +1 (443) 344-XXXX |
| Level 3 Communications | Harford | Aberdeen, MD | +1 (443) 345-XXXX |
| Global Naps South | Anne Arundel | Severna Park, MD | +1 (443) 346-XXXX |
| Global Naps South | Harford | Cardiff, MD | +1 (443) 347-XXXX |
| Teleport Communications Group America | Baltimore City | Baltimore, MD | +1 (443) 348-XXXX |
| Core Communications | Carroll | Westminster, MD | +1 (443) 349-XXXX |
| Cellco Partnership DBA Verizon Wireless | Cecil | Elkton, MD | +1 (443) 350-XXXX |
| Us Lec Of Maryland | Howard | Columbia, MD | +1 (443) 351-XXXX |
| AT&T Local | Baltimore City | Baltimore, MD | +1 (443) 352-XXXX |
| Verizon Maryland | Baltimore | Cockeysville, MD | +1 (443) 353-XXXX |
| Level 3 Communications | Baltimore City | Baltimore, MD | +1 (443) 354-XXXX |
| Level 3 Communications | Baltimore City | Baltimore, MD | +1 (443) 355-XXXX |
| Level 3 Communications | Harford | Bel Air, MD | +1 (443) 356-XXXX |
| Verizon Maryland | Baltimore | Pikesville, MD | +1 (443) 357-XXXX |
| Ymax Communications Corp. | Salisbury, MD | +1 (443) 358-XXXX | |
| Cellco Partnership DBA Verizon Wireless | Wicomico | Delmar, MD | +1 (443) 359-XXXX |
| Teleport Communications Group America | Harford | Aberdeen, MD | +1 (443) 360-XXXX |
| Core Communications | Carroll | Sykesville, MD | +1 (443) 361-XXXX |
| Omnipoint Communications Cap Operations | Talbot | Easton, MD | +1 (443) 362-XXXX |
| Global Naps South | Anne Arundel | Severn, MD | +1 (443) 363-XXXX |
| Teleport Communications Group America | Baltimore City | Baltimore, MD | +1 (443) 364-XXXX |
