Area Code Detail

Area Code 866

Toll-free telephone service · In service since July 29, 2000

TOLL-FREE
Reports, 30 Days 5,349

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

Reports, 180 Days 35,098

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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Overview

What this area code covers

Toll-free telephone service

created as a further expansion of 800

Important Numbers

Curated phone pages inside area code 866

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.

866-398-3898

Repeated FTC and FCC complaint activity makes this an exact-number page worth surfacing directly.

460 complaints1 report

866-959-1499

Repeated FTC and FCC complaint activity makes this an exact-number page worth surfacing directly.

98 complaints1 report

866-878-6825

Repeated FTC and FCC complaint activity makes this an exact-number page worth surfacing directly.

27 complaints1 report

866-573-3811

Repeated FTC and FCC complaint activity makes this an exact-number page worth surfacing directly.

21 complaints1 report

866-724-9418

Anonymous reports and verified on-site searches both continue to surface this number.

1 report4 verified searches

866-371-6944

Anonymous reports and verified on-site searches both continue to surface this number.

1 complaint1 report1 verified search

866-771-6780

Anonymous reports and verified on-site searches both continue to surface this number.

1 report1 verified search

866-457-7143

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

1 report

866-690-2762

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

1 report
Recent Signals

Latest complaint activity tied to 866

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

FTC report from Omaha, NEBRASKA

October 14, 2026 at 11:41 PM

866-662-1646 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 2:29 PM.

FTC report from Omaha, NEBRASKA

October 14, 2026 at 11:33 PM

866-771-4886 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 13, 2026 at 3:01 PM.

FTC report from Omaha, NEBRASKA

October 14, 2026 at 11:26 PM

866-662-1646 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 2:28 PM.

FTC report from SOUTH DAKOTA

October 14, 2026 at 11:16 PM

866-711-1037 was logged as a live voice. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 8:37 PM.

FTC report from Omaha, NEBRASKA

October 14, 2026 at 11:10 PM

866-598-2297 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 12, 2026 at 2:44 PM.

FTC report from Bradenton, FLORIDA

October 14, 2026 at 11:01 PM

866-677-0661 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: October 14, 2026 at 9:08 PM.

FTC report from Denver, COLORADO

October 14, 2026 at 10:37 PM

866-641-4402 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 13, 2026 at 2:24 PM.

FTC report from Phoenix, ARIZONA

October 14, 2026 at 10:11 PM

866-887-3016 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 13, 2026 at 11:49 AM.

FTC report from NEW JERSEY

October 14, 2026 at 10:07 PM

866-320-8243 was logged as a live voice. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 5:21 PM.

FTC report from Phoenix, ARIZONA

October 14, 2026 at 9:47 PM

866-398-2995 was logged as a robocall. Violation date: October 9, 2026 at 3:38 PM.

FTC report from GEORGIA

October 14, 2026 at 9:23 PM

This report was logged as a unwanted call. Category: No Subject Provided. Violation date: October 14, 2026 at 12:00 AM.

FTC report from CALIFORNIA

October 14, 2026 at 9:14 PM

866-838-0465 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 13, 2026 at 9:52 AM.

FTC report from Sunnyvale, CALIFORNIA

October 14, 2026 at 9:13 PM

866-771-6949 was logged as a robocall. Violation date: October 8, 2026 at 4:30 PM.

FTC report from FLORIDA

October 14, 2026 at 9:13 PM

866-711-0429 was logged as a robocall. Violation date: October 14, 2026 at 1:48 PM.

FTC report from GEORGIA

October 14, 2026 at 9:12 PM

866-704-0925 was logged as a live voice. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 9:03 PM.

FTC report from Shorewood, ILLINOIS

October 14, 2026 at 9:09 PM

866-672-0571 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 5:46 PM.

FTC report from Shorewood, ILLINOIS

October 14, 2026 at 9:08 PM

866-672-0451 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 13, 2026 at 5:19 PM.

FTC report from Papillion, NEBRASKA

October 14, 2026 at 9:07 PM

866-672-0080 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 1:39 PM.

FTC report from Manhattan Beach, CALIFORNIA

October 14, 2026 at 9:06 PM

866-662-1489 was logged as a robocall. Violation date: October 14, 2026 at 5:30 AM.

FTC report from CALIFORNIA

October 14, 2026 at 9:06 PM

866-672-0302 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 11:26 AM.

FTC report from CALIFORNIA

October 14, 2026 at 8:51 PM

866-711-1081 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 6:31 AM.

FTC report from TEXAS

October 14, 2026 at 8:50 PM

866-398-2420 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 12, 2026 at 4:29 AM.

FTC report from SOUTH CAROLINA

October 14, 2026 at 8:44 PM

866-851-6410 was logged as a robocall. Violation date: October 14, 2026 at 7:25 PM.

FTC report from Springdale, ARKANSAS

October 14, 2026 at 8:40 PM

866-631-3711 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 1, 2026 at 5:18 AM.

FTC report from Springdale, ARKANSAS

October 14, 2026 at 8:32 PM

866-851-2197 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: October 14, 2026 at 6:08 PM.

FTC report from Columbia, MARYLAND

October 14, 2026 at 8:31 PM

866-711-0187 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 12:19 PM.

FTC report from UTAH

October 14, 2026 at 8:30 PM

866-771-5985 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 1, 2026 at 9:16 AM.

FTC report from UTAH

October 14, 2026 at 8:30 PM

866-398-2995 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 9, 2026 at 8:24 AM.

FTC report from Hailey, IDAHO

October 14, 2026 at 8:29 PM

866-672-0713 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: October 14, 2026 at 12:51 PM.

FTC report from Pearl River, LOUISIANA

October 14, 2026 at 8:22 PM

866-342-3845 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 9, 2026 at 10:50 AM.

FTC report from FLORIDA

October 14, 2026 at 8:18 PM

866-672-7617 was logged as a robocall. Category: No Subject Provided. Violation date: October 14, 2026 at 12:00 AM.

FTC report from Pearl River, LOUISIANA

October 14, 2026 at 8:13 PM

866-388-1069 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 9, 2026 at 7:27 PM.

FTC report from FLORIDA

October 14, 2026 at 8:05 PM

866-711-1984 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 5:38 AM.

FTC report from FLORIDA

October 14, 2026 at 7:58 PM

866-847-5139 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 14, 2026 at 2:35 PM.

FTC report from NEW JERSEY

October 14, 2026 at 7:56 PM

866-951-6348 was logged as a robocall. Category: Dropped call or no message. Violation date: October 14, 2026 at 7:40 PM.

FTC report from San Jose, CALIFORNIA

October 14, 2026 at 7:53 PM

866-654-6144 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: August 29, 2019 at 12:44 PM.

FTC report from West Hollywood, CALIFORNIA

October 14, 2026 at 7:49 PM

866-666-2193 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 10, 2026 at 12:00 AM.

FTC report from Houston, TEXAS

October 14, 2026 at 7:47 PM

866-923-1419 was logged as a robocall. Category: Warranties & protection plans. Violation date: October 14, 2026 at 5:10 AM.

FTC report from Tampa, FLORIDA

October 14, 2026 at 7:46 PM

866-677-1333 was logged as a robocall. Violation date: October 14, 2026 at 7:17 PM.

FTC report from UTAH

October 14, 2026 at 7:46 PM

866-461-4159 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: September 14, 2026 at 1:53 PM.