Area Code 410
Maryland area code 410 has been in service since 1991. It has 631 landlines and 134 wireless prefixes (exchanges) serviced by 37 carriers. It covers 20 counties, 824 ZIP codes, and 238 cities, including Baltimore, Annapolis, Columbia, Glen Burnie, Ellicott City, Salisbury, Bel Air, Westminster, and Ocean City.
- State:
- Maryland
- Time Zone:
- Eastern (1:27 am)
Area Code (410) has 765 prefixes
| Prefix | County | City | Company/Carrier | Line Type |
|---|---|---|---|---|
| (410) 200- | Talbot | Easton | Mci Worldcom Communications... | Landline |
| (410) 201- | Baltimore | Baltimore | Unknown | Landline |
| (410) 202- | Wicomico | Salisbury | Nationsline, Inc.-md | Landline |
| (410) 203- | Howard | Daniels | Verizon Maryland, Inc. | Landline |
| (410) 204- | Baltimore | Arbutus | Verizon Maryland, Inc. | Landline |
| (410) 205- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 206- | Baltimore City | Baltimore | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 207- | Baltimore | Baltimore | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 208- | Worcester | Berlin | Verizon Maryland, Inc. | Landline |
| (410) 209- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 212- | Anne Arundel | Annapolis | Sprint Spectrum L.p. | Cell Phone |
| (410) 213- | Worcester | North Ocean City | Verizon Maryland, Inc. | Landline |
| (410) 215- | Baltimore | Baltimore | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 216- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 217- | Howard | Columbia | Verizon Maryland, Inc. | Landline |
| (410) 218- | Baltimore City | Baltimore | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 219- | Wicomico | Salisbury | Verizon Maryland, Inc. | Landline |
| (410) 220- | Howard | Elkridge | Unknown | Landline |
| (410) 221- | Dorchester | Cambridge | Verizon Maryland, Inc. | Landline |
| (410) 222- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 223- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 224- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 225- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 226- | Talbot | Oxford | Verizon Maryland, Inc. | Landline |
| (410) 227- | Baltimore | Baltimore | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 228- | Dorchester | Cambridge | Verizon Maryland, Inc. | Landline |
| (410) 229- | Baltimore | Cockeysville | Verizon Maryland, Inc. | Landline |
| (410) 230- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 231- | Calvert | Lusby | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 233- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 234- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 235- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 236- | Baltimore | Baltimore | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 237- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 238- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 239- | Carroll | Greenmount | Verizon Maryland, Inc. | Landline |
| (410) 240- | Baltimore City | Baltimore | Unknown | Landline |
| (410) 241- | Baltimore City | Baltimore | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 242- | Baltimore | Arbutus | Verizon Maryland, Inc. | Landline |
| (410) 243- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 244- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 245- | Baltimore | Baltimore | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 246- | Baltimore City | Baltimore | Mci Worldcom Communications... | Landline |
| (410) 247- | Baltimore | Arbutus | Verizon Maryland, Inc. | Landline |
| (410) 248- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 249- | Anne Arundel | Lothian | Verizon Maryland, Inc. | Landline |
| (410) 250- | Worcester | North Ocean City | Verizon Maryland, Inc. | Landline |
| (410) 251- | Wicomico | Salisbury | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 252- | Baltimore | Lutherville | Verizon Maryland, Inc. | Landline |
| (410) 253- | Talbot | Easton | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 254- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 255- | Anne Arundel | Lake Shore | Verizon Maryland, Inc. | Landline |
| (410) 256- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 257- | Calvert | Chesapeake Beach | Verizon Maryland, Inc. | Landline |
| (410) 258- | Baltimore City | Baltimore | Sprint Spectrum L.p. | Cell Phone |
| (410) 259- | Carroll | Carrollton | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 260- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 261- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 262- | Baltimore | Baltimore | Sprint Spectrum L.p. | Cell Phone |
| (410) 263- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 264- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 265- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 266- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 267- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 268- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 269- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 270- | Anne Arundel | Gambrills | Redi-call Communications Co | Landline |
| (410) 271- | Anne Arundel | Annapolis | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 272- | Harford | Aberdeen | Verizon Maryland, Inc. | Landline |
| (410) 273- | Harford | Aberdeen | Verizon Maryland, Inc. | Landline |
| (410) 274- | Baltimore | Baltimore | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 275- | Cecil | Earleville | Verizon Maryland, Inc. | Landline |
| (410) 276- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 277- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 278- | Harford | Aberdeen | Verizon Maryland, Inc. | Landline |
| (410) 279- | Anne Arundel | Annapolis | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 280- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 281- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 282- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 283- | Anne Arundel | Odenton | Arch Wireless Holdings, Inc. | Cell Phone |
| (410) 284- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 285- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 286- | Calvert | Chesapeake Beach | Verizon Maryland, Inc. | Landline |
| (410) 287- | Cecil | North East | Verizon Maryland, Inc. | Landline |
| (410) 288- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 289- | Worcester | North Ocean City | Verizon Maryland, Inc. | Landline |
| (410) 290- | Howard | Columbia | Verizon Maryland, Inc. | Landline |
| (410) 291- | Baltimore City | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 292- | Baltimore | Baltimore | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 293- | Anne Arundel | Annapolis | Paetec Communications, Inc.... | Landline |
| (410) 294- | Baltimore City | Baltimore | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 295- | Anne Arundel | Annapolis | Verizon Maryland, Inc. | Landline |
| (410) 296- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 297- | Harford | Aberdeen | Verizon Maryland, Inc. | Landline |
| (410) 298- | Baltimore | Baltimore | Verizon Maryland, Inc. | Landline |
| (410) 299- | Baltimore City | Baltimore | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 300- | Howard | Columbia | Sprint Spectrum L.p. | Cell Phone |
| (410) 302- | Anne Arundel | Glen Burnie | Southwestern Bell Mobile Sy... | Cell Phone |
| (410) 303- | Baltimore | Baltimore | Cellco Partnership Dba Veri... | Cell Phone |
| (410) 304- | Queen Annes | Grasonville | Idt America, Corp. - Md | Landline |
