Reverse Phone Lookup in Area Code : 603 - New Hampshire

Prefixes in Area Code : 603 - New Hampshire

More information about Area Code 603 and List of 727 Prefixes

Area Code 603 is located in the state of New Hampshire.

The New Hampshire`s major city is Manchester

The state of New Hampshire is in Eastern timezone.

More important cities in New Hampshire:

Concord, NH; Derry, NH; Dover, NH; Keene, NH; Manchester, NH; Nashua, NH; Portsmouth, NH; Rochester, NH;

Prefixes within the 603 Area Code what we have in our database.

Prefix Primary City County Usage
(603) 308 Warren, NH Grafton Landline
(603) 309 Franklin, NH Merrimack Landline
(603) 310 Bedford, NH Hillsborough Landline
(603) 312 Dover, NH Strafford Cell Number
(603) 313 Keene, NH Cheshire Cell Number
(603) 314 Manchester, NH Hillsborough Landline
(603) 315 Manchester, NH Hillsborough Cell Number
(603) 316 Durham, NH Strafford Landline
(603) 317 Milan, NH Coos Landline
(603) 318 Nashua, NH Hillsborough Landline
(603) 319 Portsmouth, NH Rockingham Landline
(603) 320 Nashua, NH Hillsborough Cell Number
(603) 321 Nashua, NH Hillsborough Cell Number
(603) 322 W Lebanon, NH Grafton Cell Number
(603) 323 Tamworth, NH Carroll Landline
(603) 324 Nashua, NH Hillsborough Landline
(603) 325 Manchester, NH Hillsborough Landline
(603) 326 Berlin, NH Coos Landline
(603) 327 Salem, NH Rockingham Landline
(603) 328 Salem, NH Rockingham Landline
(603) 329 Hampstead, NH Rockingham Landline
(603) 330 Rochester, NH Strafford Landline
(603) 331 Colebrook, NH Coos Landline
(603) 332 Rochester, NH Strafford Landline
(603) 334 Portsmouth, NH Rockingham Landline
(603) 335 Rochester, NH Strafford Landline
(603) 336 Hinsdale, NH Cheshire Landline
(603) 337 Rochester, NH Strafford Landline
(603) 338 Keene, NH Cheshire Landline
(603) 339 Derry, NH Rockingham Cell Number
(603) 340 Suncook, NH Merrimack Cell Number
(603) 341 Merrimack, NH Hillsborough Cell Number
(603) 342 Berlin, NH Coos Landline
(603) 343 Dover, NH Strafford Landline
(603) 344 Suncook, NH Merrimack Cell Number
(603) 345 Merrimack, NH Hillsborough Cell Number
(603) 346 Plymouth, NH Grafton Landline
(603) 347 Kingston, NH Rockingham Landline
(603) 348 N Woodstock, NH Grafton Cell Number
(603) 349 W Lebanon, NH Grafton Cell Number
(603) 350 E Rochester, NH Strafford Landline
(603) 351 Manchester, NH Hillsborough Landline
(603) 352 Keene, NH Cheshire Landline
(603) 353 Lyme, NH Grafton Landline
(603) 354 Keene, NH Cheshire Landline
(603) 355 Keene, NH Cheshire Landline
(603) 356 North Conway, NH Carroll Landline
(603) 357 Keene, NH Cheshire Landline
(603) 358 Keene, NH Cheshire Landline
(603) 359 Lebanon, NH Grafton Cell Number
(603) 360 Orford, NH Not filled Unknown
(603) 361 Manchester, NH Hillsborough Landline
(603) 362 Hampstead, NH Rockingham Landline
(603) 363 Chesterfield, NH Cheshire Landline
(603) 364 Gilmanton, NH Belknap Landline
(603) 365 Merrimack, NH Hillsborough Cell Number
(603) 366 Laconia, NH Belknap Landline
(603) 367 Madison, NH Carroll Landline
(603) 368 Newport, NH Sullivan Landline
(603) 369 Concord, NH Merrimack Landline
(603) 370 Candia, NH Rockingham Cell Number
(603) 371 Peterborough, NH Hillsborough Landline
(603) 372 Claremont, NH Sullivan Landline
(603) 373 Portsmouth, NH Rockingham Landline
(603) 374 Bartlett, NH Carroll Landline
(603) 375 Concord, NH Merrimack Landline
(603) 376 Dover, NH Strafford Cell Number
(603) 377 Merrimack, NH Hillsborough Cell Number
(603) 378 Plaistow, NH Rockingham Landline
(603) 379 Rye, NH Rockingham Landline
(603) 380 Portsmouth, NH Rockingham Cell Number
(603) 381 W Lebanon, NH Grafton Cell Number
(603) 382 Plaistow, NH Rockingham Landline
(603) 383 Jackson, NH Carroll Landline
(603) 384 Manchester, NH Hillsborough Landline
(603) 385 Manchester, NH Hillsborough Cell Number
(603) 386 Nashua, NH Hillsborough Landline
(603) 387 Laconia, NH Belknap Cell Number
(603) 388 Colebrook, NH Coos Landline
(603) 389 Durham, NH Strafford Landline
(603) 390 Jefferson, NH Coos Landline
(603) 391 Manchester, NH Hillsborough Landline
(603) 392 Winchester, NH Not filled Unknown
(603) 393 Laconia, NH Belknap Cell Number
(603) 394 Seabrook, NH Rockingham Landline
(603) 395 Exeter, NH Rockingham Landline
(603) 396 Merrimack, NH Hillsborough Cell Number
(603) 397 Durham, NH Strafford Landline
(603) 398 W Lebanon, NH Grafton Cell Number
(603) 399 Westmoreland, NH Cheshire Landline
(603) 401 Hampton, NH Rockingham Cell Number
(603) 410 Manchester, NH Hillsborough Landline
(603) 412 Plymouth, NH Grafton Cell Number
(603) 413 Manchester, NH Hillsborough Landline
(603) 414 Sunapee, NH Sullivan Cell Number
(603) 415 Concord, NH Merrimack Landline
(603) 418 Exeter, NH Rockingham Landline
(603) 419 Suncook, NH Merrimack Cell Number
(603) 420 Nashua, NH Hillsborough Landline
(603) 421 Derry, NH Rockingham Landline

We have 727 Prefixes in our database.