USA Phone Code Guide
USA Phone
Code Guide

Telephone Area +1 (858) XXX-XXXX

Phone numbers of the state California
Prefix: +1858
This prefix is distributed within the state California
The largest city in the region is San Diego
Time Zone: Pacific
Winter time: UTC-8
Summer time: UTC-7
Below on the map, there is indicated the largest city in the telephone area +1-858-...-.... California San Diego.

In the United States, telephone numbers are divided into a country code (+1), an area code (or prefix), which is three digits long, and a subscriber number (seven digits). These are just a few examples, and there are over 300 area codes in the United States. Each code can cover both large cities and less populated areas depending on population density and telephone network distribution.



Phone numbers +1 (858) XXX-XXXX

Other pages: 2345
Company District Major City Prefix
U.s. Telepacific Corp.San DiegoLa Jolla, CA+1 (858) 200-XXXX
Level 3 CommunicationsSan DiegoSan Diego, CA+1 (858) 201-XXXX
Pacific BellSan DiegoLa Jolla, CA+1 (858) 202-XXXX
Cellco Partnership DBA Verizon WirelessSan DiegoSan Diego, CA+1 (858) 204-XXXX
T-mobile UsaSan DiegoSan Diego, CA+1 (858) 205-XXXX
Ymax Communications Corp.Poway, CA+1 (858) 206-XXXX
Teleport Communications Group - San DiegoSan DiegoRancho Bernardo, CA+1 (858) 207-XXXX
O1 CommunicationsSan DiegoSan Diego, CA+1 (858) 208-XXXX
Cellco Partnership DBA Verizon WirelessLa Jolla, CA+1 (858) 210-XXXX
Sprint Spectrum L.p.San DiegoSan Diego, CA+1 (858) 212-XXXX
Sprint Spectrum L.p.San DiegoSan Diego, CA+1 (858) 213-XXXX
Pacific BellSan Diego, CA+1 (858) 215-XXXX
U.s. Telepacific Corp.San DiegoSan Diego, CA+1 (858) 216-XXXX
U.s. Telepacific Corp.San DiegoSan Diego, CA+1 (858) 217-XXXX
U.s. Telepacific Corp.San DiegoSan Diego, CA+1 (858) 218-XXXX
American Messaging ServicesSan DiegoSan Diego, CA+1 (858) 219-XXXX
Sprint Spectrum L.p.San DiegoLa Jolla, CA+1 (858) 220-XXXX
Ymax Communications Corp.La Jolla, CA+1 (858) 222-XXXX
Cbeyond CommunicationsSan Diego, CA+1 (858) 224-XXXX
Pac - West TelecommSan DiegoSan Diego, CA+1 (858) 225-XXXX
Xo CaliforniaSan DiegoSan Diego, CA+1 (858) 227-XXXX
Xo CaliforniaSan DiegoLa Jolla, CA+1 (858) 228-XXXX
Cellco Partnership DBA Verizon WirelessSan DiegoSan Diego, CA+1 (858) 229-XXXX
T-mobile UsaSan DiegoPoway, CA+1 (858) 231-XXXX
New Cingular Wireless PCSSan DiegoLa Jolla, CA+1 (858) 232-XXXX
North County Communications Corp.San DiegoLa Jolla, CA+1 (858) 233-XXXX
North County Communications Corp.San DiegoRancho Bernardo, CA+1 (858) 234-XXXX
American Messaging ServicesSan DiegoPoway, CA+1 (858) 235-XXXX
North County Communications Corp.San DiegoPoway, CA+1 (858) 236-XXXX
North County Communications Corp.San DiegoSan Diego, CA+1 (858) 237-XXXX
Tw Telecom Of California LpSan DiegoSan Diego, CA+1 (858) 240-XXXX
San Diego+1 (858) 241-XXXX
New Cingular Wireless PCS+1 (858) 242-XXXX
Cellco Partnership DBA Verizon WirelessSan DiegoSan Diego, CA+1 (858) 243-XXXX
Xo CaliforniaSan DiegoSan Diego, CA+1 (858) 244-XXXX
Cellco Partnership DBA Verizon WirelessSan DiegoLa Jolla, CA+1 (858) 245-XXXX
Tw Telecom Of California LpLa Jolla, CA+1 (858) 246-XXXX
Cellco Partnership DBA Verizon WirelessSan DiegoPoway, CA+1 (858) 248-XXXX
Sprint Spectrum L.p.San DiegoSan Diego, CA+1 (858) 254-XXXX
Teleport Communications Group - San DiegoSan DiegoLa Jolla, CA+1 (858) 255-XXXX
Pacific BellSan DiegoDel Mar, CA+1 (858) 259-XXXX
Pacific BellSan DiegoSan Diego, CA+1 (858) 268-XXXX
Pacific BellSan DiegoLa Jolla, CA+1 (858) 270-XXXX
Pacific BellSan DiegoSan Diego, CA+1 (858) 271-XXXX
Pacific BellSan DiegoLa Jolla, CA+1 (858) 272-XXXX
Pacific BellSan DiegoLa Jolla, CA+1 (858) 273-XXXX
Pacific BellSan DiegoLa Jolla, CA+1 (858) 274-XXXX
Pacific BellSan DiegoSan Diego, CA+1 (858) 277-XXXX
Pacific BellSan DiegoSan Diego, CA+1 (858) 278-XXXX
Pacific BellSan DiegoSan Diego, CA+1 (858) 279-XXXX
San Diego+1 (858) 289-XXXX
Pacific BellSan DiegoSan Diego, CA+1 (858) 292-XXXX
North County Communications Corp.San DiegoDel Mar, CA+1 (858) 297-XXXX
U.s. Telepacific Corp.San DiegoSan Diego, CA+1 (858) 300-XXXX
San Diego+1 (858) 302-XXXX
AT&T LocalSan DiegoRancho Bernardo, CA+1 (858) 304-XXXX
Tw Telecom Of California LpSan DiegoSan Diego, CA+1 (858) 309-XXXX
Cox California TelcomSan DiegoRancho Bernardo, CA+1 (858) 312-XXXX
Teleport Communications Group - San DiegoSan DiegoDel Mar, CA+1 (858) 314-XXXX
Pacific BellSan DiegoLa Jolla, CA+1 (858) 320-XXXX
Teleport Communications Group - San DiegoSan DiegoSan Diego, CA+1 (858) 324-XXXX
+1 (858) 326-XXXX
Tw Telecom Of California LpSan DiegoLa Jolla, CA+1 (858) 332-XXXX
Telcentris CommunicationsLa Jolla, CA+1 (858) 333-XXXX
Pacific BellSan DiegoLa Jolla, CA+1 (858) 334-XXXX
New Cingular Wireless PCSSan DiegoPoway, CA+1 (858) 335-XXXX
New Cingular Wireless PCSSan DiegoSan Diego, CA+1 (858) 336-XXXX
New Cingular Wireless PCSSan DiegoSan Diego, CA+1 (858) 337-XXXX
New Cingular Wireless PCSSan DiegoDel Mar, CA+1 (858) 342-XXXX
New Cingular Wireless PCSSan DiegoSan Diego, CA+1 (858) 344-XXXX
Cox California TelcomSan DiegoDel Mar, CA+1 (858) 345-XXXX
Global Crossing Local Services-caSan DiegoSan Diego, CA+1 (858) 346-XXXX
Usa Mobility WirelessSan DiegoDel Mar, CA+1 (858) 347-XXXX
Xo CaliforniaSan DiegoSan Diego, CA+1 (858) 348-XXXX
New Cingular Wireless PCSSan DiegoSan Diego, CA+1 (858) 349-XXXX
Pacific BellSan DiegoDel Mar, CA+1 (858) 350-XXXX
San Diego+1 (858) 351-XXXX
Mci Worldcom Communications, CaSan DiegoSan Diego, CA+1 (858) 352-XXXX
New Cingular Wireless PCSSan DiegoDel Mar, CA+1 (858) 353-XXXX
Cellco Partnership DBA Verizon WirelessSan DiegoSan Diego, CA+1 (858) 354-XXXX