Area Code Box

Area code 408

Where is area code 408?

San Jose, Sunnyvale and Campbell, California

Local time: … (Pacific Time)

StateCalifornia
CountryUnited States
Main citiesSan Jose, Sunnyvale and Campbell
Time zonePacific Time
Overlay area codes669
In service since1959 (created from 415)
Assigned prefixes787
Dialing format(408) XXX-XXXX · +1 408 XXX XXXX from abroad

Look up a 408 number

Enter a 3-digit area code or a full 10-digit number.

Cities and towns in area code 408

Listed by how many phone prefixes (the 3 digits after the area code) are assigned to each place in 408.

Phone companies in area code 408

The carriers that hold the most 408 prefixes. People can move their number to another carrier, so this shows who first issued a number, not who serves it today.

PrefixesCarrier
328Pacific Bell (AT&T)
70New Cingular Wireless PCS (AT&T)
65Verizon Wireless
48Mcimetro Access Transmission Services
42T-Mobile USA
35Onvoy
31Level 3 Communications
27Spok

All 787 prefixes in area code 408

Pick the 3 digits after the area code to see that prefix’s city and carrier.

Area codes that overlay 408

Questions

Where is area code 408?
Area code 408 is in California. It serves San Jose, Sunnyvale, Campbell, Los Gatos and Morgan Hill and 10 other cities and towns.
What time zone is area code 408 in?
Area code 408 uses Pacific Time.
What area codes overlay 408?
669 serves the same area as 408. New numbers in the area can get any of these codes, which is why local calls need all 10 digits.
Is a call from area code 408 a scam?
The area code alone doesn’t tell you. Most calls from 408 are ordinary local calls, but scammers can fake (“spoof”) any number. If you don’t recognize a 408 number, let it go to voicemail.
When did area code 408 start?
408 went into service in 1959. It was created from area code 415.
Can a 408 number be outside California?
Yes. People keep their numbers when they move and when they switch to mobile or internet phone services, so a 408 caller can be anywhere.

Other area codes in California

Area codeMain cities
209Stockton, Modesto and Merced
213Lsan Da 01, Los Angeles and Lsan Da 10
279Sacramento, Folsom and Elk Grove
310Los Angeles, Gardena and Beverly Hills
323Los Angeles, Montebello and South Gate
341Fremont, Oakland and Hayward
350Stockton, Modesto and Atwater
357Clovis, Firebaugh and Fresno
369Santa Rosa, Clearlake and Fairfield
415San Francisco, San Rafael and Novato
424Los Angeles, Torrance and Beverly Hills
442Victorville, Palm Springs and Indio
510Oakland, Fremont and Hayward
530Chico, Redding and Yuba City
559Fresno, Visalia and Clovis
562Long Beach, Bellflower and Downey
619San Diego, Chula Vista and El Cajon
626Alhambra, Pasadena and Covina
628San Francisco, San Rafael and Novato
650Palo Alto, San Mateo and Mountain View
657Anaheim, Huntington Beach and Santa Ana
661Bakersfield, Palmdale and Valencia
707Santa Rosa, Fairfield and Vallejo
714Anaheim, Santa Ana and Orange
738Los Angeles, South Gate and Lsan Da 01
747Burbank, Calabasas and Glendale
760Palm Springs, Vista and Escondido
805Oxnard, Santa Barbara and Thousand Oaks
818Van Nuys, Calabasas and Burbank
820Camarillo, Oxnard and Newbury Park
831Salinas, Santa Cruz and Monterey
837Redding, Auburn and Chico
840San Bernardino, Pomona and Lake Arrowhead
858San Diego, Poway and Chula Vista
909Ontario, San Bernardino and Rancho Cucamonga
916Sacramento, Roseville and Folsom
925Walnut Creek, Concord and Pleasanton
949Irvine, Aliso Viejo and Newport Beach
951Riverside, Corona and Temecula