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Area Code 323

Browse available prefixes, locations, carriers, and quick path links into deeper phone number pages for this area code. Area-code research is one of the most important parts of reverse phone lookup because it gives visitors a geographic starting point before they inspect a full number.

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200Prefixes Listed
CaliforniaLocation
United StatesCountry
323Area Code
Area Code Overview
Area Code323
Primary LocationCalifornia
CountryUnited States
Prefix Coverage200 listed prefixes
Prefixes in 323
323-200
Mira Loma
Teleport Communications Group - Los Angeles
Landline
323-201
Los Angeles
U.s. Telepacific Corp. - Ca
Landline
323-202
Gardena
Teleport Communications Group - Los Angeles
Landline
323-203
Los Angeles
Teleport Communications Group - Los Angeles
Landline
323-204
Los Angeles
Global Crossing Local Services Inc.-ca
Landline
323-205
Anaheim
Global Crossing Local Services Inc.-ca
Landline
323-206
South El Monte
Global Crossing Local Services Inc.-ca
Landline
323-207
Los Angeles
Global Crossing Local Services Inc.-ca
Landline
323-208
Anaheim
Global Crossing Local Services Inc.-ca
Landline
323-209
Anaheim
Global Crossing Local Services Inc.-ca
Landline
323-210
Los Angeles
Teleport Communications Group - Los Angeles
Landline
323-212
Mira Loma
Global Crossing Local Services Inc.-ca
Landline
323-213
Santa Ana
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-214
Long Beach
Xo California Inc.
Landline
323-215
Long Beach
Xo California Inc.
Landline
323-216
Santa Fe Springs
Sprint Spectrum L.p.
Wireless
323-217
Los Angeles
Tw Telecom Of California Lp - Ca
Landline
323-218
Mira Loma
Sprint Spectrum L.p.
Wireless
323-219
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-220
Mira Loma
Tw Telecom Of California Lp - Ca
Landline
323-221
Los Angeles
Pacific Bell
Landline
323-222
Los Angeles
Pacific Bell
Landline
323-223
Los Angeles
Pacific Bell
Landline
323-224
Los Angeles
Pacific Bell
Landline
323-225
Los Angeles
Pacific Bell
Landline
323-226
Los Angeles
Pacific Bell
Landline
323-227
Los Angeles
Pacific Bell
Landline
323-228
Mira Loma
Sprint Spectrum L.p.
Wireless
323-229
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-230
Los Angeles
O1 Communications Inc. - Ca
Landline
323-231
Los Angeles
Pacific Bell
Landline
323-232
Los Angeles
Pacific Bell
Landline
323-233
Los Angeles
Pacific Bell
Landline
323-234
Los Angeles
Pacific Bell
Landline
323-235
Los Angeles
Pacific Bell
Landline
323-236
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-237
Santa Fe Springs
Metropcs Networks Llc
Landline
323-238
Los Angeles
Pacific Bell
Landline
323-239
Santa Fe Springs
Metropcs Networks Llc
Landline
323-240
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-241
Los Angeles
Pacific Bell
Landline
323-242
Los Angeles
Pacific Bell
Landline
323-243
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-244
South El Monte
Level 3 Communications Llc - Ca
Landline
323-245
Santa Fe Springs
Pacific Bell
Landline
323-246
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-247
Santa Fe Springs
Metropcs Networks Llc
Landline
323-248
Los Angeles
Pacific Bell
Landline
323-249
South Gate
Pacific Bell
Landline
323-250
Los Angeles
Cbc Broadband Holdings Llc - Ca
Landline
323-251
Burbank
Sprint Spectrum L.p.
Wireless
323-252
Burbank
Sprint Spectrum L.p.
Wireless
323-253
Santa Fe Springs
Sprint Spectrum L.p.
Wireless
323-254
Los Angeles
Pacific Bell
Landline
323-255
Los Angeles
Pacific Bell
Landline
323-256
Los Angeles
Pacific Bell
Landline
323-257
Los Angeles
Pacific Bell
Landline
323-258
Los Angeles
Pacific Bell
Landline
323-259
Los Angeles
Pacific Bell
Landline
323-260
Los Angeles
Pacific Bell
Landline
323-261
Los Angeles
Pacific Bell
Landline
323-262
Los Angeles
Pacific Bell
Landline
323-263
Los Angeles
Pacific Bell
Landline
323-264
Los Angeles
Pacific Bell
Landline
323-265
Los Angeles
Pacific Bell
Landline
323-266
Los Angeles
Pacific Bell
Landline
323-267
Los Angeles
Pacific Bell
Landline
323-268
Los Angeles
Pacific Bell
Landline
323-269
Los Angeles
Pacific Bell
Landline
323-270
Santa Fe Springs
Sprint Spectrum L.p.
Wireless
323-271
Santa Fe Springs
Pacific Bell
Landline
323-272
Santa Fe Springs
Pacific Bell
Landline
323-273
Santa Fe Springs
Sprint Spectrum L.p.
Wireless
323-274
South El Monte
Teleport Communications Group - Los Angeles
Landline
323-275
Los Angeles
Teleport Communications Group - Los Angeles
Landline
323-276
Los Angeles
Pacific Bell
Landline
323-277
Huntington Park
Pacific Bell
Landline
323-278
Los Angeles
Pacific Bell
Landline
323-279
Los Angeles
Cook Telecom Inc.
Landline
323-280
Los Angeles
American Messaging Services Llc
Landline
323-281
Los Angeles
33 Wireless Inc.
Wireless
323-282
Santa Fe Springs
Teleport Communications Group - Los Angeles
Landline
323-283
South El Monte
Pacific Bell
Landline
323-284
Los Angeles
Xo California Inc.
Landline
323-285
Los Angeles
Broadwing Communications Llc - Ca
Landline
323-286
South El Monte
Xo California Inc.
Landline
323-287
Long Beach
Xo California Inc.
Landline
323-288
Los Angeles
Usa Mobility Wireless Inc.
Wireless
323-289
Mira Loma
Sprint Spectrum L.p.
Wireless
323-290
Los Angeles
Pacific Bell
Landline
323-291
Los Angeles
Pacific Bell
Landline
323-292
Los Angeles
Pacific Bell
Landline
323-293
Los Angeles
Pacific Bell
Landline
323-294
Los Angeles
Pacific Bell
Landline
323-295
Los Angeles
Pacific Bell
Landline
323-296
Los Angeles
Pacific Bell
Landline
323-297
Los Angeles
Allegiance Telecom Inc. - Ca
Landline
323-298
Los Angeles
Pacific Bell
Landline
323-299
Los Angeles
Pacific Bell
Landline
323-300
Los Angeles
U.s. Telepacific Corp. - Ca
Landline
323-301
Burbank
Xo California Inc.
Landline
323-302
Gardena
Xo California Inc.
Landline
323-303
Santa Ana
Level 3 Communications Llc - Ca
Landline
323-304
South El Monte
T-mobile Usa Inc.
Wireless
323-305
Santa Ana
Xo California Inc.
Landline
323-306
Los Angeles
Xo California Inc.
Landline
323-307
Los Angeles
Pacific Bell
Landline
323-308
Los Angeles
Pacific Bell
Landline
323-309
Burbank
Sprint Spectrum L.p.
Wireless
323-312
Bellflower
Mpower Communications Corp - Ca
Landline
323-313
Santa Ana
Pac - West Telecomm Inc.
Landline
323-314
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-315
Los Angeles
Paetec Communications Inc. - Ca
Landline
323-316
South El Monte
Paetec Communications Inc. - Ca
Landline
323-317
South El Monte
Paetec Communications Inc. - Ca
Landline
323-318
Los Angeles
Paetec Communications Inc. - Ca
Landline
323-319
Los Angeles
Paetec Communications Inc. - Ca
Landline
323-320
Santa Ana
Metropcs Networks Llc
Landline
323-321
Mira Loma
Pacific Bell
Landline
323-322
Los Angeles
Usa Mobility Wireless Inc.
Wireless
323-324
Los Angeles
American Messaging Services Llc
Landline
323-325
Los Angeles
Paetec Communications Inc. - Ca
Landline
323-326
Los Angeles
Pacific Bell
Landline
323-327
Los Angeles
Paetec Communications Inc. - Ca
Landline
323-328
Mira Loma
Paetec Communications Inc. - Ca
Landline
323-329
Mira Loma
Paetec Communications Inc. - Ca
Landline
323-330
Los Angeles
Paetec Communications Inc. - Ca
Landline
323-331
Santa Fe Springs
Mci Worldcom Communications Inc. Ca
Landline
323-332
Santa Ana
Mci Worldcom Communications Inc. Ca
Landline
323-333
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-334
Los Angeles
U.s. Telepacific Corp. - Ca
Landline
323-335
Santa Fe Springs
Mpower Communications Corp - Ca
Landline
323-336
Los Angeles
Mci Worldcom Communications Inc. Ca
Landline
323-337
Los Angeles
Paetec Communications Inc. - Ca
Landline
323-338
Santa Fe Springs
Mci Worldcom Communications Inc. Ca
Landline
323-339
Los Angeles
American Messaging (am) Inc.
Landline
323-340
Los Angeles
Pacific Bell
Landline
323-341
Los Angeles
Pacific Bell
Landline
323-342
Los Angeles
Pacific Bell
Landline
323-343
Los Angeles
Pacific Bell
Landline
323-344
Los Angeles
Pacific Bell
Landline
323-345
Santa Fe Springs
Mpower Communications Corp - Ca
Landline
323-346
Los Angeles
Mpower Communications Corp - Ca
Landline
323-347
Mira Loma
Xo California Inc.
Landline
323-348
Gardena
Tw Telecom Of California Lp - Ca
Landline
323-349
Los Angeles
Pacific Bell
Landline
323-350
South El Monte
T-mobile Usa Inc.
Wireless
323-351
Los Angeles
Xo California Inc.
Landline
323-352
South El Monte
Pacific Bell
Landline
323-353
Irvine
Sprint Spectrum L.p.
Wireless
323-354
Gardena
Tw Telecom Of California Lp - Ca
Landline
323-355
Los Angeles
Usa Mobility Wireless Inc.
Wireless
323-356
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-357
South Gate
Pacific Bell
Landline
323-358
Santa Fe Springs
Sprint Spectrum L.p.
Wireless
323-359
Santa Fe Springs
Sprint Spectrum L.p.
Wireless
323-360
Gardena
Teleport Communications Group - Los Angeles
Landline
323-361
Los Angeles
Pacific Bell
Landline
323-362
Gardena
At&t Local
Landline
323-363
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-364
Los Angeles
Bandwidth.com Clec Llc - Ca
Landline
323-365
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-366
Los Angeles
Telcentris Communications Llc - Ca
Landline
323-367
Los Angeles
Usa Mobility Wireless Inc.
Wireless
323-368
Alhambra
The Telephone Connection Of Los Angeles Inc.
Landline
323-369
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-370
Los Angeles
Pacific Bell
Landline
323-371
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-372
Los Angeles
Pac - West Telecomm Inc.
Landline
323-373
Los Angeles
Pacific Bell
Landline
323-374
Bellflower
Mpower Communications Corp - Ca
Landline
323-375
Los Angeles
Pac - West Telecomm Inc.
Landline
323-376
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-377
Burbank
Sprint Spectrum L.p.
Wireless
323-378
Santa Fe Springs
Level 3 Communications Llc - Ca
Landline
323-379
Los Angeles
Telscape Communicatons Inc. - Ca
Landline
323-380
Los Angeles
Bandwidth.com Clec Llc - Ca
Landline
323-381
Gardena
T-mobile Usa Inc.
Wireless
323-382
Los Angeles
Pacific Bell
Landline
323-383
Los Angeles
Allegiance Telecom Inc. - Ca
Landline
323-384
South El Monte
Pacific Bell
Landline
323-385
Santa Fe Springs
Sprint Spectrum L.p.
Wireless
323-386
Los Angeles
Allegiance Telecom Inc. - Ca
Landline
323-387
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-388
El Monte
Telscape Communicatons Inc. - Ca
Landline
323-389
Los Angeles
Allegiance Telecom Inc. - Ca
Landline
323-390
Los Angeles
North County Communications Corp. - Ca
Landline
323-391
Los Angeles
Level 3 Communications Llc - Ca
Landline
323-392
Santa Fe Springs
Metropcs Networks Llc
Landline
323-393
Los Angeles
O1 Communications Inc. - Ca
Landline
323-394
Los Angeles
Cellco Partnership Dba Verizon Wireless - Ca
Wireless
323-395
Los Angeles
Pac - West Telecomm Inc.
Landline
323-396
Santa Fe Springs
Metropcs Networks Llc
Landline
323-397
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-398
Santa Ana
Xo California Inc.
Landline
323-399
Santa Fe Springs
Sprint Spectrum L.p.
Wireless
323-400
Los Angeles
Telcentris Communications Llc - Ca
Landline
323-401
Los Angeles
New Cingular Wireless Pcs Llc
Wireless
323-402
Mira Loma
Sprint Spectrum L.p.
Wireless
323-403
Mira Loma
Sprint Spectrum L.p.
Wireless

Top prefixes in this area code

323-200→323-201→323-202→323-203→323-204→323-205→323-206→323-207→
Why area code pages matter in reverse phone lookup

Area code pages help visitors understand the wider calling region connected to a number. While a full reverse phone lookup page focuses on one specific caller, an area code page shows the bigger picture by grouping prefixes, cities, and carrier patterns under the same first three digits. This makes it easier to spot whether a number appears local, regional, or part of a service area the visitor already recognizes.

For phone directory websites, area code pages also improve browsing. A user can start with a missed call, discover the number's first three digits, and then move into the related area code to see supporting location data and a list of active prefixes. That layered navigation creates a better research experience and gives visitors more confidence when they continue into a specific number page.