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AREA CODE · CALIFORNIA

Area code 341

Area code 341 covers Fremont-Newark: Main DA, California. Map, time zone, overlays, carriers, the full list of prefixes and how to dial it.

State: California Major City: Fremont-Newark: Main DA Pacific Time (PT) Overlay: 341/510
01 / WHERE IT IS

Where is area code 341?

Area code 341 is assigned to Fremont-Newark: Main DA and the surrounding region in California. Calls to numbers that start with 341 are routed to this area.

Area code 341 shares its territory with 510. Because it is an overlay, local calls require dialing all 10 digits.

Counties covered

Alameda CountyContra Costa County

Line types

  • Mobile 28.04%
  • Landline 71.96%
02 / MAP

Area code 341 on the map

The shaded area joins the code’s numbering centers; the marker shows its main city.

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© OpenStreetMap contributors

03 / LOCAL TIME

Current time in Fremont-Newark: Main DA

This area code is in the Pacific Time (PT) time zone.

Local timeFremont-Newark: Main DA, CA--:--:--

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America/Los_AngelesLive
04 / HOW TO DIAL

How to call Fremont-Newark: Main DA

WITHIN THE US341 XXX XXXX

Always 10 digits — landline, mobile or VoIP. Local, long distance or a different state: the format is always the same. You do not need to dial the 1 first.

FROM ABROAD+1 341 XXX XXXX

Exit codes: 00 Europe/Mexico · 011 Canada · 010 Japan · + universal

WHATSAPP / IMESSAGE+1 341 XXX XXXX

Always save the number in international format so messaging apps recognize it correctly:

Call typeTraditional landlineMobile / VoIP
Local (same area code)10 digits10 digits
US long distance1 + 10 digits10 digits
Emergency911911
🌐Universal+1 341 555 0123
🇪🇸🇲🇽Spain / Mexico00 1 341 555 0123
🇦🇺Australia0011 1 341 555 0123
🇯🇵Japan010 1 341 555 0123
HAVE THE FULL NUMBER?

Learn more about that number.

Check the line type and the carrier the number block was originally assigned to.

10 digits to see the carrier and line type of the number

05 / CARRIERS

Carriers in area code 341

Share of the number blocks by carrier and line type.

Landline

Fractel
43%
Sinch
26%
Bandwidth
10%
SONIC TELECOM
5%
Telnyx
3%
Others
13%

Mobile

T-MOBILE USA
40%
AT&T Mobility
37%
Verizon Wireless
13%
Sinch
7%
Shelcomm
3%

Carrier shown is the original assignment of each number block and may differ today because of number portability.

06 / PREFIXES

Complete list of prefixes for area code 341

107 number blocks (NXX) assigned in this area code.

PrefixTypeCityCarrier
(341) 200 Landline Hercules-Rodeo FractelFRACTEL, LLC
(341) 201 Landline Fremont-Newark: Oliver DA TelnyxTELNYX LLC
(341) 202 Landline Oakland: Main-Piedmont DA AT&TTELEPORT COMMUNICATIONS AMERICA, LLC - CA
(341) 203 Mobile Richmond Verizon WirelessCELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
(341) 204 Landline Fremont-Newark: Greenleaf DA BandwidthBANDWIDTH.COM CLEC, LLC - CA
(341) 205 Landline Oakland: Main-Piedmont DA BandwidthBANDWIDTH.COM CLEC, LLC - CA
(341) 206 Mobile Fremont-Newark: Main DA Verizon WirelessCELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
(341) 207 Landline Richmond BandwidthBANDWIDTH.COM CLEC, LLC - CA
(341) 208 Mobile Hayward AT&T MobilityNEW CINGULAR WIRELESS PCS, LLC
(341) 209 Landline Fremont-Newark: Oliver DA BandwidthBANDWIDTH.COM CLEC, LLC - CA

Showing 10 of 107 prefixes

07 / FAQ

Frequently asked questions about area code 341

Where is area code 341 used?
Area code 341 serves Fremont-Newark: Main DA and the surrounding area in California, including Alameda County, Contra Costa County.
What city is area code 341 from?
The main city of area code 341 is Fremont-Newark: Main DA, CA.
What time zone is area code 341 in?
Area code 341 is in the Pacific Time (PT) time zone (America/Los_Angeles).
Is 341 an overlay area code?
Yes. It shares its territory with 510. In an overlay, every call requires dialing all 10 digits.
How do I call a number with area code 341 from the United States?
Dial the 10 digits: 341 + 7-digit number. For some long-distance calls from a landline you may need to add a 1 first.
How do I call a 341 number from another country?
Dial your country's exit code (or +), then 1, then 341 and the seven-digit number. From a mobile you can use +1 341 XXX XXXX.
Which carriers use area code 341?
Most landline blocks belong to Fractel and most mobile blocks to T-MOBILE USA. The carrier shown is the original assignment and may differ today because of number portability.
Is area code 341 for landlines, mobiles or both?
Both. About 71.96% of the number blocks are landline, 28.04% mobile.
How do I save a 341 number in WhatsApp or my phone?
Save it in international format: +1 341 XXX XXXX. That way WhatsApp, iMessage and Telegram recognize it from any country.
Is it safe to answer calls from area code 341?
The area code only shows the region a number was assigned to; it does not tell you who is calling. Scammers can fake any area code, so do not share personal or banking information with unknown callers, and let unknown numbers go to voicemail.
KEEP EXPLORING

Nearby area codes

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Other area codes in California

209 · Modesto213 · Los Angeles310 · Compton: Gardena DA323 · Los Angeles350 · Modesto369 · Santa Rosa408 · San Jose: West DA415 · San Francisco: Central DA424 · Beverly Hills442 · Victorville: Victorville DA510 · Oakland: Main-Piedmont DA530 · Chico559 · Fresno562 · Long Beach619 · San Diego: San Diego DA626 · Alhambra628 · San Francisco: Central DA650 · Palo Alto657 · Anaheim661 · Bakersfield: Main DA669 · San Jose: West DA707 · Santa Rosa714 · Anaheim747 · Burbank: Burbank DA760 · Palm Springs805 · Santa Barbara818 · Van Nuys820 · Camarillo831 · Salinas840 · Pomona858 · La Jolla909 · Ontario916 · Sacramento: Main DA925 · Walnut Creek949 · Irvine951 · Riverside

View all California area codes →