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Area Code Detail

Area Code 543

North American numbering plan area

Reports, 30 Days 1

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

Reports, 180 Days 14

Broader complaint volume used to prioritize indexable pages.

Active Prefixes 0

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

Carriers / Assignees 0

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

Cities / Rate Centers 0

Distinct cities or rate centers attached to this area code.

States / Territories 0

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

North American Phone Intelligence

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Examples: 206-739-5800, 206, 206-739, 48369
Overview

What this area code covers

Regional coverage varies across the NANP data sources on this site.

Recent Signals

Latest complaint activity tied to 543

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

FTC report from LOUISIANA

May 20, 2026 at 5:37 PM

This report was logged as a robocall. Category: Computer & technical support. Violation date: May 20, 2026 at 4:14 PM.

FTC report from MAINE

March 31, 2026 at 12:00 PM

This report was logged as a robocall. Category: Computer & technical support. Violation date: March 31, 2026 at 11:57 AM.

FTC report from Murrells Inlet, SOUTH CAROLINA

February 6, 2026 at 2:26 PM

543-585-8534 was logged as a robocall. Violation date: February 6, 2026 at 2:15 PM.

FTC report from Aurora, COLORADO

February 5, 2026 at 3:46 PM

This report was logged as a robocall. Violation date: February 5, 2026 at 1:24 PM.

FTC report from Penhook, VIRGINIA

January 26, 2026 at 6:16 PM

This report was logged as a robocall. Category: Medical & prescriptions. Violation date: January 21, 2026 at 6:21 PM.

FTC report from Colorado Springs, COLORADO

January 20, 2026 at 11:42 PM

This report was logged as a live voice. Category: Dropped call or no message. Violation date: January 19, 2026 at 9:42 AM.

FTC report from Green Bay, WISCONSIN

January 20, 2026 at 2:27 PM

543-222-2285 was logged as a live voice. Category: Charities. Violation date: January 20, 2026 at 12:00 AM.

FTC report from Smyrna, GEORGIA

January 15, 2026 at 11:40 AM

This report was logged as a robocall. Violation date: January 14, 2026 at 5:43 PM.

FTC report from South Euclid, OHIO

January 5, 2026 at 9:12 PM

543-243-8607 was logged as a robocall. Violation date: January 5, 2026 at 12:00 PM.

FTC report from Clinton Twp, MICHIGAN

January 3, 2026 at 1:45 PM

543-755-6091 was logged as a robocall. Violation date: January 3, 2026 at 1:13 PM.

FTC report from Delhi, IOWA

December 12, 2025 at 4:50 PM

543-748-2535 was logged as a live voice. Violation date: December 12, 2025 at 3:43 PM.

FTC report from TEXAS

December 8, 2025 at 12:06 PM

543-367-6050 was logged as a robocall. Violation date: December 5, 2025 at 11:45 AM.

FTC report from Pamplico,, SOUTH CAROLINA

December 8, 2025 at 7:47 AM

This report was logged as a live voice. Violation date: December 7, 2025 at 1:09 PM.

FTC report from Mansfield, OHIO

December 1, 2025 at 7:23 PM

This report was logged as a robocall. Category: Medical & prescriptions. Violation date: December 1, 2025 at 5:41 PM.

FTC report from WASHINGTON

November 14, 2025 at 1:14 PM

543-391-2177 was logged as a robocall. Category: No Subject Provided. Violation date: October 18, 2025 at 10:32 AM.

FTC report from WISCONSIN

September 17, 2025 at 12:30 AM

543-300-3409 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: September 15, 2025 at 2:53 PM.

FCC report from Champaign, IL

September 14, 2025 at 2:12 PM

646-288-2310 was logged as a text message. Category: Other Services. Unwanted Calls. Contact method: Wireless (cell phone/other mobile device).

FTC report from Oconomowoc, WISCONSIN

September 13, 2025 at 6:33 PM

543-222-4505 was logged as a live voice. Category: Dropped call or no message. Violation date: September 13, 2025 at 1:23 PM.

FTC report from VIRGINIA

August 26, 2025 at 2:06 PM

543-304-3378 was logged as a live voice. Violation date: August 21, 2025 at 2:39 PM.

FTC report from West Covina, CALIFORNIA

August 18, 2025 at 5:33 PM

This report was logged as a live voice. Violation date: August 18, 2025 at 12:29 PM.

FTC report from WISCONSIN

August 12, 2025 at 7:27 PM

543-600-6121 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: August 12, 2025 at 12:00 AM.

FTC report from Plantation, FLORIDA

August 7, 2025 at 8:23 PM

This report was logged as a robocall. Violation date: August 7, 2025 at 7:02 PM.

FTC report from Grafton, WISCONSIN

July 25, 2025 at 10:58 AM

543-200-3603 was logged as a robocall. Violation date: July 23, 2025 at 9:28 AM.

FTC report from Birmingham, ALABAMA

June 19, 2025 at 2:34 PM

543-333-3615 was logged as a robocall. Category: Dropped call or no message. Violation date: June 19, 2025 at 1:32 PM.

FTC report from Ropar, INDIANA

June 4, 2025 at 8:22 PM

This report was logged as a robocall. Violation date: June 4, 2025 at 12:00 PM.

FTC report from Stephens City, VIRGINIA

May 6, 2025 at 10:25 PM

This report was logged as a robocall. Violation date: May 6, 2025 at 5:29 PM.

FTC report from OREGON

April 16, 2025 at 7:54 PM

543-874-4343 was logged as a robocall. Violation date: April 16, 2025 at 12:00 AM.

FTC report from Myrtle Beach, SOUTH CAROLINA

April 7, 2025 at 9:35 PM

543-309-9245 was logged as a live voice. Violation date: April 5, 2025 at 4:01 PM.

FTC report from Lafollette, TENNESSEE

March 7, 2025 at 9:26 AM

543-546-6034 was logged as a robocall. Category: Medical & prescriptions. Violation date: March 7, 2025 at 8:20 AM.

FTC report from ARIZONA

January 30, 2025 at 1:30 PM

This report was logged as a live voice. Category: Calls pretending to be government, businesses, or family and friends. Violation date: January 30, 2025 at 9:45 AM.

FTC report from OHIO

November 17, 2024 at 9:15 AM

543-669-3490 was logged as a robocall. Category: Medical & prescriptions. Violation date: November 16, 2024 at 4:13 PM.

FTC report from VIRGINIA

October 3, 2024 at 4:32 PM

This report was logged as a robocall. Violation date: October 3, 2024 at 4:32 PM.

FTC report from Woodbine, MARYLAND

September 25, 2024 at 9:46 AM

543-609-9179 was logged as a live voice. Violation date: September 25, 2024 at 9:27 AM.

FTC report from Unionville, VIRGINIA

August 16, 2024 at 3:14 PM

543-360-2515 was logged as a live voice. Violation date: August 7, 2024 at 9:19 AM.

FTC report from Coquille, OREGON

July 16, 2024 at 3:28 PM

This report was logged as a live voice. Violation date: July 16, 2024 at 12:10 PM.

FTC report from Staunton, VIRGINIA

June 22, 2024 at 11:50 AM

543-429-8429 was logged as a live voice. Category: Medical & prescriptions. Violation date: June 22, 2024 at 11:45 AM.

FTC report from Murrells Inlet, SOUTH CAROLINA

June 10, 2024 at 7:04 PM

543-549-4097 was logged as a live voice. Violation date: June 10, 2024 at 4:58 PM.

FTC report from TENNESSEE

May 30, 2024 at 2:42 PM

This report was logged as a robocall. Category: Medical & prescriptions. Violation date: May 30, 2024 at 12:00 AM.

FTC report from Tullahoma, TENNESSEE

May 1, 2024 at 11:57 AM

543-626-7123 was logged as a live voice. Category: Medical & prescriptions. Violation date: May 1, 2024 at 10:07 AM.

FTC report from FLORIDA

April 21, 2024 at 1:20 PM

543-356-4493 was logged as a robocall. Category: Dropped call or no message. Violation date: April 15, 2024 at 7:56 PM.