Maryland Phone Prefixes in 301-3XX Area Code
Phone Prefixes in the 301-3XX Area Code
| Prefix | Usage | Primary City |
|---|---|---|
| (301) 327 | Landline | Upper Marlboro |
| (301) 307 | Landline | College Park |
| (301) 317 | Landline | Laurel |
| (301) 351 | Wireless | Silver Spring |
| (301) 304 | Landline | Frederick |
| (301) 361 | Landline | Laurel |
| (301) 306 | Landline | Lanham |
| (301) 313 | Landline | Greenbelt |
| (301) 385 | Wireless | Bethesda |
| (301) 365 | Landline | Bethesda |
| (301) 344 | Landline | Greenbelt |
| (301) 314 | Landline | Hyattsville |
| (301) 377 | Landline | Laurel |
| (301) 386 | Landline | Hyattsville |
| (301) 384 | Landline | Silver Spring |
| (301) 383 | Landline | Glenn Dale |
| (301) 388 | Landline | Silver Spring |
| (301) 373 | Landline | Hollywood |
| (301) 323 | Landline | Laurel |
| (301) 348 | Landline | Kensington |
| (301) 396 | Landline | Waldorf |
| (301) 392 | Landline | La Plata |
| (301) 315 | Landline | Rockville |
| (301) 319 | Landline | Rockville |
| (301) 353 | Landline | Gaithersburg |
| (301) 318 | Wireless | Bethesda |
| (301) 359 | Landline | Westernport |
| (301) 372 | Landline | Brandywine |
| (301) 394 | Landline | Beltsville |
| (301) 374 | Landline | Waldorf |
| (301) 349 | Landline | Poolesville |
| (301) 387 | Landline | Swanton |
| (301) 309 | Landline | Rockville |
| (301) 324 | Landline | Capitol Heights |
| (301) 397 | Wireless | Greenbelt |
| (301) 340 | Landline | Rockville |
| (301) 390 | Landline | Bowie |
| (301) 343 | Wireless | Capitol Heights |
| (301) 368 | Landline | Damascus |
| (301) 341 | Landline | Hyattsville |
| (301) 345 | Landline | Greenbelt |
| (301) 339 | Landline | Rockville |
| (301) 331 | Wireless | Hagerstown |
| (301) 367 | Wireless | Silver Spring |
| (301) 305 | Wireless | Frederick |
| (301) 370 | Wireless | Gaithersburg |
| (301) 300 | Wireless | Bethesda |
| (301) 380 | Landline | Rockville |
| Prefix | Usage | Primary City |
|---|---|---|
| (301) 379 | Wireless | Beltsville |
| (301) 320 | Landline | Glen Echo |
| (301) 369 | Landline | Laurel |
| (301) 355 | Landline | Gaithersburg |
| (301) 360 | Landline | Frederick |
| (301) 362 | Landline | Laurel |
| (301) 335 | Wireless | Bethesda |
| (301) 393 | Landline | Hagerstown |
| (301) 303 | Wireless | Greenbelt |
| (301) 329 | Wireless | Greenbelt |
| (301) 321 | Landline | Rockville |
| (301) 322 | Landline | Hyattsville |
| (301) 338 | Landline | Cumberland |
| (301) 395 | Wireless | Laurel |
| (301) 332 | Wireless | Silver Spring |
| (301) 354 | Landline | Rockville |
| (301) 334 | Landline | Oakland |
| (301) 356 | Landline | Laurel |
| (301) 363 | Landline | Damascus |
| (301) 328 | Landline | Silver Spring |
| (301) 371 | Landline | Middletown |
| (301) 399 | Wireless | Waldorf |
| (301) 375 | Landline | Bryans Road |
| (301) 326 | Wireless | Silver Spring |
| (301) 312 | Wireless | Oxon Hill |
| (301) 350 | Landline | Capitol Heights |
| (301) 357 | Wireless | Mount Rainier |
| (301) 346 | Wireless | Silver Spring |
| (301) 364 | Landline | Hyattsville |
| (301) 330 | Landline | Gaithersburg |
| (301) 391 | Landline | Damascus |
| (301) 376 | Wireless | Laurel |
| (301) 308 | Wireless | Greenbelt |
| (301) 337 | Landline | Gaithersburg |
| (301) 352 | Landline | Bowie |
| (301) 342 | Landline | Patuxent River |
| (301) 382 | Wireless | Rockville |
| (301) 333 | Landline | Capitol Heights |
| (301) 336 | Landline | Capitol Heights |
| (301) 358 | Landline | Upper Marlboro |
| (301) 310 | Landline | Columbia |
| (301) 398 | Landline | Rockville |
| (301) 366 | Wireless | Gaithersburg |
| (301) 325 | Wireless | Silver Spring |
| (301) 347 | Landline | Chevy Chase |
| (301) 316 | Landline | Temple Hills |
| (301) 378 | Landline | Frederick |
| (301) 389 | Landline | Laurel |
| (301) 302 | Landline | Hagerstown |
More 3XX Area Codes Phone Numbers
