442 Area Code

Oceanside, California

Oceanside, California is the largest city covered by the 442 Area Code

Current Time

Pacific Time Zone

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442 Area Code Overview & Map

The 442 area code is primarily associated with parts of Southern California, including cities such as Oceanside, Escondido, and Vista. This area code overlays with the 760 area code and serves regions within San Diego County and surrounding areas. Area code 442 was introduced to provide additional phone number capacity in the region.

When was the 442 Area Code created?

The 442 area code was first put into service in 2009, by the North American Numbering Plan Administration (NANPA). Learn more about the US Area Code System

History

The 442 area code was created from the 760 area code, to meet the growing demand for new telephone numbers in California.

Where is the 442 Area Code located?

The 442 area code serves Oceanside, California and the surrounding areas.

Overlays

The 442 is an overlay for the 760 area code(s), and serves the same area. Learn about overlays

442 Area Code Map

442 Area Code Map

Cities in the 442 Area Code

The 442 area code includes 136 cites in California.

City Population % in Area Code
Oceanside, CA 167,086 100%
Escondido, CA 143,911 100%
Victorville, CA 115,903 100%
Carlsbad, CA 105,328 100%
Vista, CA 93,834 100%
Hesperia, CA 90,173 99%
San Marcos, CA 83,781 100%
Indio, CA 76,036 100%
Apple Valley, CA 69,135 100%
Encinitas, CA 59,518 96%
Cathedral City, CA 51,200 100%
Palm Desert, CA 48,445 100%
Poway, CA 47,811 9%
Palm Springs, CA 44,552 100%
El Centro, CA 42,598 100%
Coachella, CA 40,704 100%
Calexico, CA 38,572 100%
La Quinta, CA 37,467 100%
Adelanto, CA 31,765 100%
Fallbrook, CA 30,534 100%
Ridgecrest, CA 27,616 100%
Desert Hot Springs, CA 25,938 100%
Twentynine Palms, CA 25,048 100%
Brawley, CA 24,953 100%
Barstow, CA 22,639 100%
Blythe, CA 20,817 100%
Yucca Valley, CA 20,700 100%
Ramona, CA 20,292 100%
Rancho Mirage, CA 17,218 100%
Imperial, CA 14,758 100%
Phelan, CA 14,304 100%
California City, CA 14,120 86%
Camp Pendleton South, CA 10,616 100%
San Diego Country Estates, CA 10,109 100%
Valley Center, CA 9,277 100%
Oak Hills, CA 8,879 100%
Fort Irwin, CA 8,845 100%
Mecca, CA 8,577 100%
Mammoth Lakes, CA 8,234 48%
Spring Valley Lake, CA 8,220 100%
Thousand Palms, CA 7,715 100%
Calipatria, CA 7,705 100%
Garnet, CA 7,543 100%
Joshua Tree, CA 7,414 100%
Bermuda Dunes, CA 7,282 100%
Pi, CA 7,272 100%
Desert Palms, CA 6,957 100%
Oasis, CA 6,890 100%
Holtville, CA 5,939 100%
Lucerne Valley, CA 5,811 100%
Silver Lakes, CA 5,623 100%
Camp Pendleton North, CA 5,200 99%
Indian Wells, CA 4,958 100%
Needles, CA 4,844 100%
Wrightwood, CA 4,525 100%
Lake San Marcos, CA 4,437 100%
Heber, CA 4,275 100%
Bonsall, CA 3,982 100%
Bishop, CA 3,879 100%
Desert Edge, CA 3,822 100%
Salton City, CA 3,763 100%
Morongo Valley, CA 3,552 100%
Lenwood, CA 3,543 100%
Hidden Meadows, CA 3,485 100%
North Shore, CA 3,477 100%
Lake Isabella, CA 3,466 49%
Borrego Springs, CA 3,429 100%
Mountain View Acres, CA 3,130 100%
Rancho Santa Fe, CA 3,117 82%
Homestead Valley, CA 3,032 100%
Vista Santa Rosa, CA 2,926 100%
Thermal, CA 2,865 100%
Dixon Lane-Meadow Creek, CA 2,645 100%
Weldon, CA 2,642 100%
West Bishop, CA 2,607 100%
Sky Valley, CA 2,406 100%
Boron, CA 2,253 100%
Westmorland, CA 2,225 100%
Wofford Heights, CA 2,200 99%
Lone Pine, CA 2,035 100%
Bodfish, CA 1,956 100%
China Lake Acres, CA 1,876 100%
Rainbow, CA 1,832 100%
Big Pine, CA 1,756 100%
Seeley, CA 1,739 100%
Searles Valley, CA 1,739 100%
Julian, CA 1,502 100%
Kernville, CA 1,395 99%
Big River, CA 1,327 100%
Desert Shores, CA 1,104 100%
Inyokern, CA 1,099 100%
North Edwards, CA 1,058 100%
Mesa Verde, CA 1,023 100%
Niland, CA 1,006 100%
Indio Hills, CA 972 100%
Crowley Lake, CA 875 100%
Whitewater, CA 859 62%
Mountain Mesa, CA 777 100%
Baker, CA 735 100%
Ripley, CA 692 100%
Independence, CA 669 100%
Chalfant, CA 651 100%
June Lake, CA 629 7%
Wilkerson, CA 563 100%
Squirrel Mountain Valley, CA 547 100%
Onyx, CA 475 100%
Round Valley, CA 435 100%
Salton Sea Beach, CA 422 100%
Winterhaven, CA 394 100%
Bombay Beach, CA 295 100%
Benton, CA 280 100%
Ocotillo, CA 266 100%
Mesa, CA 251 100%
Swall Meadows, CA 220 100%
Desert Center, CA 204 100%
Olancha, CA 192 100%
Sunny Slopes, CA 182 100%
Bluewater, CA 172 100%
Johannesburg, CA 172 100%
Palo Verde, CA 171 100%
Paradise, CA 153 100%
Tecopa, CA 150 100%
Cartago, CA 92 100%
Randsburg, CA 69 100%
Keeler, CA 66 100%
Aspen Springs, CA 65 100%
Mount Laguna, CA 57 100%
Homewood Canyon, CA 44 100%
Darwin, CA 43 100%
McGee Creek, CA 41 100%
Shoshone, CA 31 100%
Kennedy Meadows, CA 28 100%
Furnace Creek, CA 24 100%
Trona, CA 18 100%
Pearsonville, CA 17 100%
Valley Wells, CA 0 100%

442 Area Code NXX Prefixes

The 442 Area Code (NPA Code) has 275 prefixes (NXX Code). An NXX prefix, also known as a central office code or exchange code, is the three-digit code that follows the area code in a North American telephone number. Learn about NXX Prefixes

Area Code Prefix Usage Carrier Rate Center
442 200 Landline Onvoy, LLC - Ca Calexico
442 201 Landline Onvoy, LLC - Ca Lee Vining
442 202 Landline T-Mobile USA, Inc. Brawley
442 203 Landline Onvoy, LLC - Ca Bridgeport
442 204 Landline AT&T Corp. Vista
442 205 Landline Metropcs Networks, LLC Yucca Valley
442 206 Landline Onvoy, LLC - Ca Imperial
442 207 Landline Bandwidth.com Clec, LLC - Ca Fallbrook
442 208 Landline Bandwidth.com Clec, LLC - Ca Calipatria
442 210 Wireless New Cingular Wireless Pcs, LLC Big Pine
442 212 Landline Telnyx LLC Palm Springs
442 214 Landline Mcimetro Access Transmission Services LLC Twentynine Palms
442 215 Landline Peerless Network Of California, LLC - Ca Indio
442 216 Landline T-Mobile USA, Inc. Vista
442 217 Wireless New Cingular Wireless Pcs, LLC Valley Center
442 218 Landline T-Mobile USA, Inc. Lake Isabella
442 219 Landline T-Mobile USA, Inc. Victorville
442 220 Landline Integrated Path Communications, LLC - Ca Mt. Pass
442 221 Landline Bandwidth.com Clec, LLC - Ca Benton
442 222 Landline Onvoy, LLC - Ca Oceanside
442 223 Landline Peerless Network Of California, LLC - Ca Newberry
442 224 Landline Time Warner Cbl Info Svcs (ca) DBA Time Warner Cab Vista
442 225 Landline Metropcs, Inc. El Centro
442 226 Landline T-Mobile USA, Inc. Brawley
442 227 Landline Wide Voice, LLC - Ca Palm Desert
442 228 Landline Cebridge Telecom Ca, LLC DBA Suddenlink Comms - Ca Bishop
442 229 Landline Bandwidth.com Clec, LLC - Ca Victorville
442 230 Landline T-Mobile USA, Inc. Brawley
442 231 Landline Time Warner Cbl Info Svcs (ca) DBA Time Warner Cab El Centro
442 232 Landline Level 3 Communications, LLC - Ca Oceanside
442 233 Landline Bandwidth.com Clec, LLC - Ca Lenwood
442 234 Landline Peerless Network Of California, LLC - Ca Palm Springs
442 235 Wireless Cellco Partnership DBA Verizon Wireless - Ca Barstow
442 236 Wireless New Cingular Wireless Pcs, LLC El Centro
442 237 Landline Metropcs, Inc. Escondido
442 238 Landline Sprint Spectrum, L.p. El Centro
442 239 Landline Integrated Path Communications, LLC - Ca Death Valley
442 240 Landline Getgo Communications LLC - Ca Death Valley
442 241 Landline Airus, Inc. - Ca Indio
442 242 Landline Metropcs Networks, LLC Victorville
442 243 Wireless Cellco Partnership DBA Verizon Wireless - Ca Victorville
442 244 Landline Time Warner Cbl Info Svcs (ca) DBA Time Warner Cab Oceanside
442 245 Wireless Cellco Partnership DBA Verizon Wireless - Ca Vista
442 246 Landline Mcimetro Access Transmission Services LLC - Ca Morongo Valley
442 247 Wireless New Cingular Wireless Pcs, LLC California City
442 248 Wireless Cellco Partnership DBA Verizon Wireless - Ca Escondido
442 249 Landline Level 3 Communications, LLC - Ca Adelanto
442 250 Landline Peerless Network Of California, LLC - Ca Calexico
442 251 Landline Sprint Spectrum, L.p. Victorville
442 252 Landline Bandwidth.com Clec, LLC - Ca Calexico
442 253 Landline Centurylink Communications, LLC Calipatria
442 254 Landline Onvoy, LLC - Ca Fallbrook
442 255 Landline T-Mobile USA, Inc. Victorville
442 256 Wireless Cellco Partnership DBA Verizon Wireless - Ca Indio
442 257 Wireless Cellco Partnership DBA Verizon Wireless - Ca Escondido
442 258 Wireless Cellco Partnership DBA Verizon Wireless - Ca El Centro
442 259 Landline Bandwidth.com Clec, LLC - Ca Summit Valley
442 260 Landline Terra Nova Telecom Inc. Desert Hot Springs
442 261 Landline Integrated Path Communications, LLC - Ca Baker
442 262 Landline Sprint Spectrum, L.p. Oceanside
442 263 Landline Local Access Services LLC - Ca Pauma Valley
442 264 Landline T-Mobile USA, Inc. Oceanside
442 265 Landline Level 3 Communications, LLC - Ca El Centro
442 266 Landline Peerless Network Of California, LLC - Ca Oceanside
442 267 Wireless Cellco Partnership DBA Verizon Wireless - Ca Victorville
442 268 Landline Centurylink Communications, LLC Palm Springs
442 269 Landline Centurylink Communications, LLC Joshua Tree
442 270 Landline Metropcs, Inc. El Centro
442 271 Wireless Cellco Partnership DBA Verizon Wireless - Ca El Centro
442 272 Landline Bandwidth.com Clec, LLC - Ca Inyokern
442 273 Landline T-Mobile USA, Inc. Vista
442 274 Wireless New Cingular Wireless Pcs, LLC Palm Desert
442 275 Landline Mosaic Networx LLC - Ca Palm Springs
442 276 Landline Centurylink Communications, LLC Pinyon
442 277 Landline Onvoy, LLC - Ca Escondido
442 278 Wireless New Cingular Wireless Pcs, LLC Valley Center
442 279 Landline T-Mobile USA, Inc. Brawley
442 280 Landline Sprint Spectrum, L.p. Barstow
442 281 Landline Pacific Bell Escondido
442 282 Wireless New Cingular Wireless Pcs, LLC Palm Desert
442 283 Wireless Cellco Partnership DBA Verizon Wireless - Ca El Centro
442 284 Landline T-Mobile USA, Inc. Victorville
442 285 Wireless New Cingular Wireless Pcs, LLC California City
442 286 Landline Mcimetro Access Transmission Services LLC - Ca Escondido
442 287 Landline Level 3 Telecom Of California, Lp - Ca Oceanside
442 288 Wireless New Cingular Wireless Pcs, LLC Camp Pendleton South
442 289 Landline Shelcomm Victorville
442 290 Landline Vonage America LLC Palm Springs
442 291 Landline T-Mobile USA, Inc. Vista
442 292 Landline Utility Telecom Group, LLC - Ca Victorville
442 293 Landline Bandwidth.com Clec, LLC - Ca Borrego
442 294 Landline T-Mobile USA, Inc. Ridgecrest
442 295 Landline Mcimetro Access Transmission Services LLC Barstow
442 296 Landline Race Telecommunications, Inc. - Ca Crowley Lake
442 297 Landline T-Mobile USA, Inc. El Centro
442 298 Landline Race Telecommunications, Inc. - Ca Trona
442 299 Landline Shelcomm Victorville
442 300 Landline Onvoy, LLC - Ca Indio
442 301 Landline Onvoy, LLC - Ca June Lake
442 302 Landline Peerless Network Of California, LLC - Ca Lucerne Valley
442 303 Landline Metropcs, Inc. Oceanside
442 304 Landline Peerless Network Of California, LLC - Ca Eagle Mountain
442 305 Landline Radiantiq LLC Palm Desert
442 306 Landline T-Mobile USA, Inc. Indio
442 307 Landline T-Mobile USA, Inc. Indio
442 308 Wireless Csc Wireless, LLC June Lake
442 309 Wireless Cellco Partnership DBA Verizon Wireless - Ca Barstow
442 312 Landline Peerless Network Of California, LLC - Ca Pine Creek
442 313 Landline Onvoy, LLC - Ca Havasu Lake
442 314 Wireless New Cingular Wireless Pcs, LLC Victorville
442 315 Wireless Csc Wireless, LLC Palm Springs
442 316 Wireless New Cingular Wireless Pcs, LLC Victorville
442 317 Landline Metropcs, Inc. Escondido
442 318 Landline Onvoy, LLC - Ca Lee Vining
442 319 Wireless New Cingular Wireless Pcs, LLC California City
442 320 Landline Vonage America LLC Encinitas
442 321 Landline Mcimetro Access Transmission Services LLC - Ca Homestead Valley
442 322 Landline T-Mobile USA, Inc. Brawley
442 324 Landline Time Warner Cbl Info Svcs (ca) DBA Time Warner Cab Indio
442 325 Landline Bandwidth.com Clec, LLC - Ca Oceanside
442 326 Landline Cebridge Telecom Ca, LLC DBA Suddenlink Comms - Ca Independence
442 327 Landline Charter Fiberlink Ca-cco, LLC - Ca Victorville
442 328 Landline Twilio International, Inc. Lone Pine
442 329 Wireless New Cingular Wireless Pcs, LLC Escondido
442 330 Wireless New Cingular Wireless Pcs, LLC Escondido
442 331 Wireless New Cingular Wireless Pcs, LLC Escondido
442 332 Wireless New Cingular Wireless Pcs, LLC Palm Springs
442 333 Landline Bandwidth.com Clec, LLC - Ca Oceanside
442 334 Landline Telnyx LLC Palm Desert
442 335 Wireless New Cingular Wireless Pcs, LLC Palm Springs
442 336 Landline Fractel, LLC Victorville
442 337 Wireless New Cingular Wireless Pcs, LLC Victorville
442 338 Wireless New Cingular Wireless Pcs, LLC Palm Springs
442 339 Landline Metropcs, Inc. Oceanside
442 340 Landline T-Mobile USA, Inc. Brawley
442 341 Wireless New Cingular Wireless Pcs, LLC Escondido
442 342 Landline Ip Horizon LLC Palm Springs
442 343 Wireless New Cingular Wireless Pcs, LLC Victorville
442 344 Wireless New Cingular Wireless Pcs, LLC Victorville
442 345 Landline Onvoy, LLC - Ca Holtville
442 346 Landline Fractel, LLC Benton
442 347 Landline Sprint Spectrum, L.p. Barstow
442 348 Landline Fractel, LLC Victorville
442 349 Wireless New Cingular Wireless Pcs, LLC Escondido
442 350 Wireless New Cingular Wireless Pcs, LLC Escondido
442 351 Wireless New Cingular Wireless Pcs, LLC Escondido
442 352 Wireless New Cingular Wireless Pcs, LLC Palm Springs
442 353 Landline Skye Telecom LLC DBA Skyetel Victorville
442 354 Landline T-Mobile USA, Inc. Brawley
442 355 Landline T-Mobile USA, Inc. Escondido
442 356 Landline Fractel, LLC Victorville
442 357 Wireless Cellco Partnership DBA Verizon Wireless - Ca Encinitas
442 358 Landline T-Mobile USA, Inc. Ramona
442 359 Wireless Cellco Partnership DBA Verizon Wireless - Ca Oceanside
442 360 Wireless New Cingular Wireless Pcs, LLC Palm Springs
442 361 Wireless New Cingular Wireless Pcs, LLC Palm Springs
442 362 Wireless Cellco Partnership DBA Verizon Wireless - Ca Vista
442 363 Landline Frontier California Inc. Adelanto
442 364 Landline T-Mobile USA, Inc. Brawley
442 365 Wireless New Cingular Wireless Pcs, LLC Victorville
442 366 Landline Wavenation, LLC Palm Springs
442 367 Wireless New Cingular Wireless Pcs, LLC Calexico
442 368 Landline T-Mobile USA, Inc. Victorville
442 369 Wireless Cellco Partnership DBA Verizon Wireless - Ca Encinitas
442 370 Landline T-Mobile USA, Inc. Indio
442 371 Landline U.s. Telepacific Corp. DBA Tpx Communications Palm Desert
442 372 Landline Level 3 Communications, LLC - Ca Oceanside
442 373 Landline Bandwidth.com Clec, LLC - Ca Brawley
442 374 Landline Cebridge Telecom Ca, LLC DBA Suddenlink Comms - Ca Fallbrook
442 375 Landline T-Mobile USA, Inc. Oceanside
442 376 Landline U.s. Telepacific Corp. DBA Tpx Communications Escondido
442 377 Landline Fractel, LLC Baker
442 378 Landline T-Mobile USA, Inc. Fallbrook
442 379 Landline T-Mobile USA, Inc. El Centro
442 380 Wireless New Cingular Wireless Pcs, LLC Victorville
442 381 Landline U.s. Telepacific Corp. DBA Tpx Communications Indio
442 382 Landline Sprint Spectrum, L.p. Victorville
442 383 Landline U.s. Telepacific Corp. DBA Tpx Communications Desert Hot Springs
442 384 Landline Cebridge Telecom Ca, LLC DBA Suddenlink Comms - Ca Desert Center
442 385 Landline Teleport Communications America, LLC - Ca San Marcos
442 386 Landline Fractel, LLC Victorville
442 387 Landline U.s. Telepacific Corp. DBA Tpx Communications Salton
442 388 Landline Fractel, LLC Desert Center
442 389 Landline Bandwidth.com Clec, LLC - Ca Blythe
442 390 Landline T-Mobile USA, Inc. Encinitas
442 391 Wireless Dish Wireless, LLC Winterhvn
442 392 Wireless New Cingular Wireless Pcs, LLC Victorville
442 393 Landline Commio, LLC Calipatria
442 394 Landline Nuso, LLC Indio
442 395 Wireless Cellco Partnership DBA Verizon Wireless - Ca Oceanside
442 396 Landline Nuso, LLC Palm Springs
442 398 Landline Bandwidth.com Clec, LLC - Ca Victorville
442 399 Landline Fractel, LLC El Mirage
442 400 Wireless Cellco Partnership DBA Verizon Wireless - Ca Indio
442 402 Landline Skye Telecom LLC DBA Skyetel Palm Springs
442 420 Landline Commio, LLC Palm Springs
442 422 Landline Fractel, LLC Baker
442 423 Landline Twilio International, Inc. Lake Isabella
442 432 Landline Fractel, LLC Calexico
442 433 Landline Fractel, LLC Brawley
442 440 Landline Onvoy, LLC - Ca Lenwood
442 441 Landline Onvoy, LLC - Ca Brsw Yerm
442 443 Landline Onvoy, LLC - Ca Morongo Valley
442 444 Landline Onvoy, LLC - Ca Fallbrook
442 446 Landline Ton80 Communications, LLC California City
442 449 Landline Commio, LLC Oceanside
442 451 Landline Telnyx LLC Yucca Valley
442 455 Landline Onvoy, LLC - Ca Barstow
442 456 Landline T-Mobile USA, Inc. El Centro
442 465 Landline Bandwidth.com Clec, LLC - Ca Ocotillo
442 466 Landline Fractel, LLC Camp Pendleton South
442 477 Landline Fractel, LLC Ridgecrest
442 484 Wireless New Cingular Wireless Pcs, LLC Indio
442 488 Landline Fractel, LLC Escondido
442 499 Landline Fractel, LLC Fort Irwin
442 500 Landline Onvoy, LLC - Ca Oceanside
442 515 Landline Telnyx LLC San Marcos
442 522 Landline Fractel, LLC Parker Dam
442 524 Landline Twilio International, Inc. Adelanto
442 529 Landline Fractel, LLC Indio
442 532 Landline Ton80 Communications, LLC El Centro
442 533 Landline Fractel, LLC Victorville
442 542 Landline Twilio International, Inc. Needles
442 544 Landline Fractel, LLC Escondido
442 566 Landline Fractel, LLC Valley Center
442 567 Landline Fractel, LLC Escondido
442 568 Landline Ton80 Communications, LLC Encinitas
442 577 Landline Fractel, LLC Pauma Valley
442 588 Landline Fractel, LLC Homestead Valley
442 599 Landline Fractel, LLC Indio
442 600 Landline Onvoy, LLC - Ca Hesperia
442 615 Wireless New Cingular Wireless Pcs, LLC Oceanside
442 637 Landline Ton80 Communications, LLC Indio
442 642 Landline Twilio International, Inc. Newberry
442 646 Landline Ton80 Communications, LLC Brawley
442 655 Landline T-Mobile USA, Inc. San Marcos
442 666 Landline Onvoy, LLC - Ca Palm Desert
442 667 Landline Fractel, LLC Inyokern
442 677 Landline Fractel, LLC Palm Desert
442 683 Landline Ton80 Communications, LLC Homestead Valley
442 688 Landline Fractel, LLC Palo Verde
442 699 Landline Fractel, LLC Trona
442 732 Landline Fractel, LLC Sandy Valley
442 733 Landline Ton80 Communications, LLC Pinyon
442 742 Landline Twilio International, Inc. Summit Valley
442 744 Landline Fractel, LLC Bridgeport
442 755 Landline Fractel, LLC Victorville
442 758 Landline Fractel, LLC Olancha
442 766 Landline Fractel, LLC Inyokern
442 777 Landline Bandwidth.com Clec, LLC - Ca Escondido
442 786 Landline Fractel, LLC Blythe
442 788 Landline Fractel, LLC Desert Hot Springs
442 789 Landline Fractel, LLC Weldon
442 799 Landline Fractel, LLC Twentynine Palms
442 800 Landline Onvoy, LLC - Ca Victorville
442 822 Landline Fractel, LLC Indio
442 833 Landline Fractel, LLC Joshua Tree
442 842 Landline Fractel, LLC Independence
442 844 Landline Skye Telecom LLC DBA Skyetel Sandy Valley
442 855 Landline Fractel, LLC Victorville
442 866 Landline Fractel, LLC Brawley
442 867 Landline Fractel, LLC Barstow
442 877 Landline Fractel, LLC Escondido
442 888 Landline Onvoy, LLC - Ca Oceanside
442 895 Landline Twilio International, Inc. Palm Springs
442 899 Landline Fractel, LLC Warner Springs
442 900 Landline Onvoy, LLC - Ca Ocotillo
442 933 Landline Fractel, LLC Indio
442 936 Landline Charter Fiberlink Ca-cco, LLC - Ca Phelan
442 944 Landline Fractel, LLC Vista
442 946 Landline Fractel, LLC Vista
442 955 Landline Fractel, LLC Victorville
442 966 Landline Fractel, LLC Ridgecrest
442 977 Landline Fractel, LLC Oceanside
442 999 Landline Onvoy, LLC - Ca Escondido