Reverse Phone Lookup in Area Code : 240 - Maryland

Prefixes in Area Code : 240 - Maryland

More information about Area Code 240 and List of 483 Prefixes

Area Code 240 is located in the state of Maryland.

The Maryland`s major city is Gaithersburg

The state of Maryland is in Eastern timezone.

More important cities in Maryland:

Aspen Hill, MD; Bethesda, MD; Bowie, MD; Chillum, MD; Clinton, MD; College Park, MD; Cumberland, MD; Fairland, MD; Fort Washington, MD; Frederick, MD; Gaithersburg, MD; Germantown, MD; Greenbelt, MD; Hagerstown, MD; Landover, MD; Montgomery Village, MD; North Bethesda, MD; North Laurel, MD; North Potomac, MD; Olney, MD; Oxon Hill-glassmanor, MD; Potomac, MD; Rockville, MD; Silver Spring, MD; South Laurel, MD; St. Charles, MD; Suitland, MD; Waldorf, MD; Wheaton-glenmont, MD; White Oak, MD;

Prefixes within the 240 Area Code what we have in our database.

Prefix Primary City County Usage
(240) 312 Capitol Heights, MD Prince George's Landline
(240) 313 Hagerstown, MD Washington Landline
(240) 314 Rockville, MD Montgomery Landline
(240) 315 Frederick, MD Frederick Landline
(240) 316 Chevy Chase, MD Not filled Unknown
(240) 317 Callaway, MD Saint Mary's Landline
(240) 318 Clinton, MD Prince George's Landline
(240) 319 Columbia, MD Not filled Unknown
(240) 320 Waldorf, MD Charles Landline
(240) 321 Oakland, MD Garrett Cell Number
(240) 322 Mccoole, MD Allegany Landline
(240) 323 Emmitsburg, MD Frederick Landline
(240) 324 Clarksville, MD Not filled Unknown
(240) 325 Damascus, MD Montgomery Landline
(240) 326 Upper Marlboro, MD Prince George's Landline
(240) 327 Gaithersburg, MD Montgomery Landline
(240) 328 Rockville, MD Montgomery Landline
(240) 329 Hagerstown, MD Washington Landline
(240) 330 Cabin John, MD Not filled Unknown
(240) 331 Silver Spring, MD Montgomery Landline
(240) 332 Newburg, MD Charles Landline
(240) 333 Mount Rainier, MD Montgomery Landline
(240) 334 Mount Rainier, MD Prince George's Landline
(240) 335 Glenn Dale, MD Prince George's Landline
(240) 336 Bethesda, MD Montgomery Landline
(240) 337 Capitol Heights, MD Prince George's Landline
(240) 338 Silver Spring, MD Montgomery Cell Number
(240) 339 Upper Marlboro, MD Prince George's Landline
(240) 341 Adamstown, MD Not filled Unknown
(240) 342 Sandy Spring, MD Montgomery Landline
(240) 343 Not filled Not filled Unknown
(240) 344 Frederick, MD Frederick Cell Number
(240) 345 Sandy Spring, MD Not filled Unknown
(240) 346 Waldorf, MD Charles Cell Number
(240) 347 Hagerstown, MD Not filled Unknown
(240) 348 Clinton, MD Prince George's Landline
(240) 349 La Plata, MD Charles Landline
(240) 350 Beltsville, MD Prince George's Cell Number
(240) 351 Beltsville, MD Prince George's Cell Number
(240) 352 La Plata, MD Charles Landline
(240) 353 Beltsville, MD Prince George's Cell Number
(240) 354 Beltsville, MD Prince George's Cell Number
(240) 355 Beltsville, MD Prince George's Cell Number
(240) 356 Frederick, MD Frederick Landline
(240) 357 Frederick, MD Not filled Unknown
(240) 358 Damascus, MD Montgomery Landline
(240) 359 Indian Head, MD Charles Landline
(240) 361 Gaithersburg, MD Montgomery Landline
(240) 362 Cumberland, MD Allegany Landline
(240) 363 Kensington, MD Montgomery Landline
(240) 364 Gaithersburg, MD Montgomery Landline
(240) 365 Damascus, MD Montgomery Landline
(240) 366 Williamsport, MD Washington Landline
(240) 367 Frederick, MD Frederick Cell Number
(240) 368 Waldorf, MD Charles Landline
(240) 369 Mount Airy, MD Frederick Landline
(240) 370 Bethesda, MD Not filled Unknown
(240) 371 Silver Spring, MD Montgomery Landline
(240) 372 Gaithersburg, MD Montgomery Cell Number
(240) 373 Odenton, MD Anne Arundel Landline
(240) 374 Laurel, MD Prince George's Landline
(240) 375 Capitol Heights, MD Prince George's Cell Number
(240) 376 Hughesville, MD Charles Landline
(240) 377 Indian Head, MD Charles Landline
(240) 378 Cumberland, MD Allegany Landline
(240) 379 Frederick, MD Frederick Landline
(240) 380 Cabin John, MD Not filled Unknown
(240) 381 Silver Spring, MD Montgomery Cell Number
(240) 382 Hagerstown, MD Not filled Unknown
(240) 383 Chevy Chase, MD Montgomery Cell Number
(240) 384 Callaway, MD Saint Mary's Landline
(240) 385 Myersville, MD Frederick Landline
(240) 386 Gaithersburg, MD Montgomery Landline
(240) 387 Chevy Chase, MD Prince George's Landline
(240) 388 Gaithersburg, MD Montgomery Cell Number
(240) 389 Sandy Spring, MD Montgomery Landline
(240) 390 Sandy Spring, MD Montgomery Landline
(240) 391 Mount Rainier, MD Prince George's Landline
(240) 392 Capitol Heights, MD Prince George's Landline
(240) 393 Silver Spring, MD Montgomery Cell Number
(240) 394 Mount Airy, MD Frederick Cell Number
(240) 395 Bethesda, MD Montgomery Landline
(240) 396 Mount Rainier, MD Montgomery Landline
(240) 397 Frederick, MD Not filled Unknown
(240) 398 Silver Spring, MD Montgomery Cell Number
(240) 399 Chevy Chase, MD Montgomery Landline
(240) 401 Rockville, MD Montgomery Cell Number
(240) 402 College Park, MD Not filled Unknown
(240) 403 Rockville, MD Montgomery Landline
(240) 404 Gaithersburg, MD Montgomery Landline
(240) 405 Frederick, MD Frederick Landline
(240) 406 Rockville, MD Not filled Unknown
(240) 407 Mount Rainier, MD Prince George's Landline
(240) 408 Rockville, MD Not filled Unknown
(240) 409 Frederick, MD Frederick Cell Number
(240) 412 Waldorf, MD Charles Cell Number
(240) 413 Hyattsville, MD Prince George's Cell Number
(240) 414 Oxon Hill, MD Prince George's Landline
(240) 415 Frederick, MD Not filled Unknown
(240) 416 Waldorf, MD Charles Cell Number

We have 483 Prefixes in our database.