Area Code Detail

Area Code 341

California (coastal regions of the East Bay—Oakland, Fremont, Hayward, Richmond, Berkeley, and Alameda) · In service since July 22, 2019

CA
Reports, 30 Days 85

Recent FCC and FTC complaint records tied to this area code.

Reports, 180 Days 671

Broader complaint volume used to prioritize indexable pages.

Active Prefixes 125

Distinct NPA-NXX prefixes surfaced from routing and assignment data.

Carriers / Assignees 27

Named carriers, assignees, or code holders found in routing data.

Cities / Rate Centers 13

Distinct cities or rate centers attached to this area code.

States / Territories 1

Coverage footprint visible from NANPA, pooled block, and Canada routing data.

North American Phone Intelligence

Search a phone number, area code, exchange, or short code

Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.

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Overview

What this area code covers

California (coastal regions of the East Bay—Oakland, Fremont, Hayward, Richmond, Berkeley, and Alameda)

overlaid on 510

Common cities and rate centers

Crockett El Sobrante-pinole Fremont-newark:greenleaf Da Fremont-newark:main Da Fremont-newark:oliver Da Hayward Hercules-rodeo Oakland:alameda Da Oakland:berkeley Da Oakland:fruitvale Da Oakland:main-piedmont Da Oakland:trinidad Da Richmond

Top carriers and assignees

  • ONVOY, LLC - CA · 392 routing rows
  • T-MOBILE USA, INC. · 149 routing rows
  • NEW CINGULAR WIRELESS PCS, LLC · 147 routing rows
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA · 101 routing rows
  • BANDWIDTH.COM CLEC, LLC - CA · 93 routing rows
  • FRACTEL, LLC · 90 routing rows
  • ONVOY SPECTRUM, LLC · 57 routing rows
  • PEERLESS NETWORK OF CALIFORNIA, LLC - CA · 24 routing rows
  • SONIC TELECOM, LLC - CA · 24 routing rows
  • TELNYX LLC · 22 routing rows
  • COMMIO, LLC · 21 routing rows
  • METROPCS, INC. · 17 routing rows
NPA-NXX

Prefix directory inside area code 341

Each prefix below is collapsed to one primary locality row so you can scan the area code by prefix without the duplicated block-level assignment rows.

Prefix Primary Rate Center Primary City State
341-200-XXXX HRCUL-RODE Hercules-rodeo CA
341-201-XXXX FRNK OLIVR Fremont-newark:oliver Da CA
341-202-XXXX OKLD MN-PD Oakland:main-piedmont Da CA
341-203-XXXX RICHMOND Richmond CA
341-204-XXXX FRNK GRNLF Fremont-newark:greenleaf Da CA
341-205-XXXX OKLD MN-PD Oakland:main-piedmont Da CA
341-206-XXXX FRNK MAIN Fremont-newark:main Da CA
341-207-XXXX RICHMOND Richmond CA
341-208-XXXX HAYWARD Hayward CA
341-209-XXXX FRNK OLIVR Fremont-newark:oliver Da CA
341-210-XXXX OKLD ALMD Oakland:alameda Da CA
341-211-XXXX CA
341-212-XXXX OKLD BKLY Oakland:berkeley Da CA
341-213-XXXX OKLD MN-PD Oakland:main-piedmont Da CA
341-214-XXXX HRCUL-RODE Hercules-rodeo CA
341-215-XXXX RICHMOND Richmond CA
341-216-XXXX FRNK MAIN Fremont-newark:main Da CA
341-217-XXXX OKLD ALMD Oakland:alameda Da CA
341-218-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-219-XXXX OKLD BKLY Oakland:berkeley Da CA
341-220-XXXX OKLD MN-PD Oakland:main-piedmont Da CA
341-221-XXXX HAYWARD Hayward CA
341-222-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-223-XXXX OKLD ALMD Oakland:alameda Da CA
341-224-XXXX FRNK MAIN Fremont-newark:main Da CA
341-225-XXXX FRNK GRNLF Fremont-newark:greenleaf Da CA
341-226-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-227-XXXX FRNK OLIVR Fremont-newark:oliver Da CA
341-228-XXXX FRNK MAIN Fremont-newark:main Da CA
341-229-XXXX OKLD MN-PD Oakland:main-piedmont Da CA
341-230-XXXX RICHMOND Richmond CA
341-231-XXXX ELSBR-PINL El Sobrante-pinole CA
341-232-XXXX HAYWARD Hayward CA
341-233-XXXX FRNK MAIN Fremont-newark:main Da CA
341-234-XXXX OKLD ALMD Oakland:alameda Da CA
341-235-XXXX FRNK GRNLF Fremont-newark:greenleaf Da CA
341-236-XXXX FRNK OLIVR Fremont-newark:oliver Da CA
341-237-XXXX OKLD BKLY Oakland:berkeley Da CA
341-238-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-239-XXXX OKLD ALMD Oakland:alameda Da CA
341-240-XXXX HAYWARD Hayward CA
341-241-XXXX HAYWARD Hayward CA
341-242-XXXX RICHMOND Richmond CA
341-243-XXXX HRCUL-RODE Hercules-rodeo CA
341-244-XXXX OKLD TRNID Oakland:trinidad Da CA
341-245-XXXX HAYWARD Hayward CA
341-246-XXXX FRNK OLIVR Fremont-newark:oliver Da CA
341-247-XXXX RICHMOND Richmond CA
341-248-XXXX FRNK GRNLF Fremont-newark:greenleaf Da CA
341-249-XXXX FRNK GRNLF Fremont-newark:greenleaf Da CA
341-250-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-251-XXXX ELSBR-PINL El Sobrante-pinole CA
341-252-XXXX FRNK MAIN Fremont-newark:main Da CA
341-253-XXXX OKLD BKLY Oakland:berkeley Da CA
341-254-XXXX OKLD BKLY Oakland:berkeley Da CA
341-255-XXXX OKLD BKLY Oakland:berkeley Da CA
341-256-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-257-XXXX FRNK MAIN Fremont-newark:main Da CA
341-258-XXXX HAYWARD Hayward CA
341-259-XXXX ELSBR-PINL El Sobrante-pinole CA
341-260-XXXX HAYWARD Hayward CA
341-261-XXXX FRNK GRNLF Fremont-newark:greenleaf Da CA
341-262-XXXX HAYWARD Hayward CA
341-263-XXXX FRNK MAIN Fremont-newark:main Da CA
341-264-XXXX OKLD MN-PD Oakland:main-piedmont Da CA
341-265-XXXX ELSBR-PINL El Sobrante-pinole CA
341-266-XXXX OKLD BKLY Oakland:berkeley Da CA
341-267-XXXX OKLD TRNID Oakland:trinidad Da CA
341-268-XXXX FRNK OLIVR Fremont-newark:oliver Da CA
341-299-XXXX OKLD TRNID Oakland:trinidad Da CA
341-300-XXXX RICHMOND Richmond CA
341-311-XXXX CA
341-314-XXXX ELSBR-PINL El Sobrante-pinole CA
341-333-XXXX OKLD BKLY Oakland:berkeley Da CA
341-336-XXXX FRNK GRNLF Fremont-newark:greenleaf Da CA
341-341-XXXX FRNK OLIVR Fremont-newark:oliver Da CA
341-342-XXXX FRNK OLIVR Fremont-newark:oliver Da CA
341-344-XXXX OKLD TRNID Oakland:trinidad Da CA
341-345-XXXX FRNK MAIN Fremont-newark:main Da CA
341-348-XXXX FRNK MAIN Fremont-newark:main Da CA
341-356-XXXX FRNK MAIN Fremont-newark:main Da CA
341-386-XXXX HAYWARD Hayward CA
341-388-XXXX RICHMOND Richmond CA
341-400-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-411-XXXX CA
341-420-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-441-XXXX OKLD MN-PD Oakland:main-piedmont Da CA
341-444-XXXX CROCKETT Crockett CA
341-465-XXXX FRNK MAIN Fremont-newark:main Da CA
341-500-XXXX ELSBR-PINL El Sobrante-pinole CA
341-510-XXXX CA
341-511-XXXX CA
341-512-XXXX OKLD BKLY Oakland:berkeley Da CA
341-529-XXXX FRNK MAIN Fremont-newark:main Da CA
341-555-XXXX DIR ASST CA
341-587-XXXX FRNK GRNLF Fremont-newark:greenleaf Da CA
341-600-XXXX ELSBR-PINL El Sobrante-pinole CA
341-611-XXXX CA
341-666-XXXX OKLD TRNID Oakland:trinidad Da CA
341-667-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-688-XXXX OKLD BKLY Oakland:berkeley Da CA
341-699-XXXX OKLD MN-PD Oakland:main-piedmont Da CA
341-700-XXXX CA
341-711-XXXX CA
341-732-XXXX ELSBR-PINL El Sobrante-pinole CA
341-758-XXXX OKLD FRTVL Oakland:fruitvale Da CA
341-766-XXXX OKLD BKLY Oakland:berkeley Da CA
341-777-XXXX HAYWARD Hayward CA
341-786-XXXX FRNK MAIN Fremont-newark:main Da CA
341-799-XXXX RICHMOND Richmond CA
341-800-XXXX HAYWARD Hayward CA
341-811-XXXX CA
341-837-XXXX ELSBR-PINL El Sobrante-pinole CA
341-867-XXXX CROCKETT Crockett CA
341-888-XXXX FRNK MAIN Fremont-newark:main Da CA
341-895-XXXX OKLD ALMD Oakland:alameda Da CA
341-899-XXXX OKLD TRNID Oakland:trinidad Da CA
341-900-XXXX CROCKETT Crockett CA
341-911-XXXX CA
341-946-XXXX OKLD BKLY Oakland:berkeley Da CA
341-950-XXXX CA
341-958-XXXX CA
341-959-XXXX CA
341-976-XXXX CA
341-999-XXXX RICHMOND Richmond CA
Important Numbers

Curated phone pages inside area code 341

These exact-number pages add editorial depth alongside the prefix directory by linking to complaint-heavy, report-rich, search-rich, or publicly identified phone pages inside this area code.

341-247-7345

Community reports keep this exact-number page relevant for callers researching the number.

1 report
Recent Signals

Latest complaint activity tied to 341

Complaint pages are the strongest indexing opportunity for this site right now, especially for exact phone numbers and toll-free exchanges.

FTC report from CALIFORNIA

August 7, 2026 at 9:57 PM

341-226-0934 was logged as a robocall. Category: Dropped call or no message. Violation date: August 7, 2026 at 11:05 AM.

FTC report from VIRGINIA

August 7, 2026 at 1:03 PM

341-400-3350 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: August 6, 2026 at 12:00 AM.

FTC report from Manhattan Beach, CALIFORNIA

August 6, 2026 at 11:04 PM

341-229-4857 was logged as a robocall. Category: Dropped call or no message. Violation date: August 6, 2026 at 3:55 PM.

FTC report from CALIFORNIA

August 6, 2026 at 3:17 PM

341-225-2926 was logged as a live voice. Violation date: August 6, 2026 at 10:18 AM.

FTC report from San Francisco, CALIFORNIA

August 6, 2026 at 1:37 PM

341-237-8332 was logged as a live voice. Category: No Subject Provided. Violation date: August 2, 2026 at 12:00 AM.

FTC report from San Francisco, CALIFORNIA

August 6, 2026 at 1:33 PM

341-237-8320 was logged as a live voice. Category: No Subject Provided. Violation date: August 5, 2026 at 12:00 AM.

FTC report from Hamburg, CALIFORNIA

August 5, 2026 at 5:09 PM

341-214-1113 was logged as a robocall. Violation date: August 4, 2026 at 3:24 PM.

FTC report from Westminster, COLORADO

August 5, 2026 at 3:36 PM

341-899-1830 was logged as a live voice. Category: Charities. Violation date: August 5, 2026 at 1:30 PM.

FTC report from Pacific Grove, CALIFORNIA

August 5, 2026 at 12:45 PM

341-203-9037 was logged as a robocall. Violation date: August 5, 2026 at 8:53 AM.

FTC report from CALIFORNIA

August 5, 2026 at 1:00 AM

341-203-7076 was logged as a live voice. Violation date: July 24, 2026 at 10:15 AM.

FTC report from CALIFORNIA

August 4, 2026 at 7:20 PM

341-388-5363 was logged as a unwanted call. Category: No Subject Provided. Violation date: August 3, 2026 at 12:00 AM.

FTC report from CALIFORNIA

August 4, 2026 at 2:01 PM

341-217-0933 was logged as a robocall. Violation date: August 4, 2026 at 10:48 AM.

FTC report from CALIFORNIA

August 4, 2026 at 2:00 PM

341-217-0705 was logged as a robocall. Violation date: August 4, 2026 at 9:18 AM.

FTC report from CALIFORNIA

August 4, 2026 at 1:57 PM

341-205-8810 was logged as a robocall. Violation date: August 3, 2026 at 4:35 PM.

FTC report from Orlando, FLORIDA

August 4, 2026 at 10:43 AM

341-208-5217 was logged as a robocall. Category: No Subject Provided. Violation date: July 25, 2026 at 9:13 AM.

FTC report from TEXAS

August 3, 2026 at 12:16 PM

341-217-9773 was logged as a robocall. Category: Work from home & other ways to make money. Violation date: August 3, 2026 at 12:00 AM.

FTC report from ILLINOIS

August 2, 2026 at 7:23 PM

341-888-6893 was logged as a robocall. Violation date: August 1, 2026 at 12:23 PM.

FTC report from San Diego, CALIFORNIA

August 1, 2026 at 4:29 PM

341-225-2689 was logged as a robocall. Violation date: July 31, 2026 at 10:11 AM.

FTC report from New York, NEW YORK

July 31, 2026 at 7:35 PM

341-465-8076 was logged as a live voice. Category: Calls pretending to be government, businesses, or family and friends. Violation date: July 31, 2026 at 7:23 PM.

FTC report from Bloomingdale, NEW JERSEY

July 31, 2026 at 7:03 PM

This report was logged as a robocall. Category: Warranties & protection plans. Violation date: July 31, 2026 at 1:16 PM.

FTC report from San Mateo, CALIFORNIA

July 31, 2026 at 1:49 PM

341-201-0385 was logged as a live voice. Category: Vacation & timeshares. Violation date: July 15, 2026 at 12:00 PM.

FTC report from Kingsburg, CALIFORNIA

July 31, 2026 at 12:39 PM

341-213-5526 was logged as a robocall. Violation date: July 29, 2026 at 8:59 PM.

FTC report from Concord, CALIFORNIA

July 31, 2026 at 11:17 AM

341-237-8454 was logged as a live voice. Violation date: July 27, 2026 at 4:42 PM.

FTC report from Huntsvile, ALABAMA

July 31, 2026 at 10:17 AM

341-348-9025 was logged as a robocall. Violation date: July 28, 2026 at 1:35 PM.

FTC report from Bloomingdale, NEW JERSEY

July 30, 2026 at 6:54 PM

This report was logged as a robocall. Violation date: July 30, 2026 at 6:49 PM.

FTC report from CALIFORNIA

July 30, 2026 at 4:16 PM

341-341-0422 was logged as a live voice. Category: No Subject Provided. Violation date: July 30, 2026 at 1:11 PM.

FTC report from Concord, CALIFORNIA

July 29, 2026 at 10:43 PM

341-237-8454 was logged as a live voice. Violation date: July 27, 2026 at 4:41 PM.

FTC report from San Francisco, CALIFORNIA

July 29, 2026 at 10:35 PM

341-225-4259 was logged as a robocall. Violation date: July 27, 2026 at 12:25 PM.

FTC report from Oakley, CALIFORNIA

July 29, 2026 at 4:20 PM

341-237-8473 was logged as a live voice. Violation date: July 26, 2026 at 11:28 AM.

FTC report from Oakley, CALIFORNIA

July 29, 2026 at 4:17 PM

341-385-4568 was logged as a live voice. Violation date: July 23, 2026 at 2:15 PM.

FTC report from Dublin, CALIFORNIA

July 29, 2026 at 3:05 PM

341-225-3627 was logged as a robocall. Violation date: July 29, 2026 at 12:04 PM.

FTC report from CALIFORNIA

July 29, 2026 at 1:03 PM

341-388-5367 was logged as a unwanted call. Category: No Subject Provided. Violation date: July 24, 2026 at 12:00 AM.

FTC report from Columbia, SOUTH CAROLINA

July 29, 2026 at 12:14 PM

341-333-6147 was logged as a unwanted call. Violation date: July 29, 2026 at 10:55 AM.

FTC report from WISCONSIN

July 28, 2026 at 5:30 PM

341-587-4171 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: July 28, 2026 at 4:21 PM.

FTC report from Gilroy, CALIFORNIA

July 28, 2026 at 3:35 PM

341-214-8944 was logged as a live voice. Category: Medical & prescriptions. Violation date: July 28, 2026 at 12:34 PM.

FTC report from Elverta, CALIFORNIA

July 28, 2026 at 1:24 PM

341-208-0539 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: July 28, 2026 at 2:17 PM.

FTC report from CALIFORNIA

July 27, 2026 at 10:30 PM

341-237-8288 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: July 26, 2026 at 9:08 AM.

FTC report from Longmont, COLORADO

July 27, 2026 at 6:28 PM

341-400-0331 was logged as a robocall. Violation date: July 27, 2026 at 3:55 PM.

FTC report from Westminster, SOUTH CAROLINA

July 26, 2026 at 12:18 PM

341-264-0618 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: July 22, 2026 at 11:42 AM.

FTC report from CALIFORNIA

July 26, 2026 at 12:05 PM

341-229-4549 was logged as a robocall. Violation date: July 24, 2026 at 12:00 AM.