820-666

You are reviewing the Area Code (NPA/NXX) report for 820-666. Did you mean to search the SMS short code 820666?

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.

Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	820666
Basic Format	820-666
NPA (Area Code)	820
NXX	666

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date	Block Available Date
820-666-0XXX	649C	ONVOY, LLC - CA	SNLUSOBSPO	AS	03/13/2025	SAN LUIS OBISPO	CA	WC	04/06/2025
820-666-1XXX	965H	FRACTEL, LLC	SNLUSOBSPO	AV		SAN LUIS OBISPO	CA	WC		08/04/2025
820-666-2XXX	624H	ONVOY SPECTRUM, LLC	SNLUSOBSPO	AS	06/17/2020	SAN LUIS OBISPO	CA	WC	06/29/2020
820-666-3XXX	624H	ONVOY SPECTRUM, LLC	SNLUSOBSPO	AS	06/17/2020	SAN LUIS OBISPO	CA	WC	06/29/2020
820-666-4XXX	624H	ONVOY SPECTRUM, LLC	SNLUSOBSPO	AS	06/17/2020	SAN LUIS OBISPO	CA	WC	06/29/2020
820-666-5XXX	965H	FRACTEL, LLC	SNLUSOBSPO	AV		SAN LUIS OBISPO	CA	WC		04/03/2019
820-666-6XXX	965H	FRACTEL, LLC	SNLUSOBSPO	AS	01/24/2019	SAN LUIS OBISPO	CA	WC	03/23/2019
820-666-7XXX	965H	FRACTEL, LLC	SNLUSOBSPO	AV		SAN LUIS OBISPO	CA	WC		04/03/2019
820-666-8XXX	6006	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA	SNLUSOBSPO	AS	01/14/2025	SAN LUIS OBISPO	CA	WC	02/13/2025
820-666-9XXX	965H	FRACTEL, LLC	SNLUSOBSPO	AV		SAN LUIS OBISPO	CA	WC		10/27/2025
820-666-XXXX	965H	FRACTEL, LLC	SNLUSOBSPO	AS	01/24/2019	SAN LUIS OBISPO	CA

Reports

Anonymous User from Crown Point, Indiana

February 25, 2026 at 4:50 PM

820-666-6603 reported as a Robocall. Received on February 25, 2026 at 3:48 PM.
Call for Dropped call or no message

Anonymous User from , MD

January 7, 2026 at 4:55 PM

820-666-8530 reported as a Live Voice or Other. Received on January 7, 2026 at 3:45 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from San Luis Obispo, California

December 6, 2025 at 7:05 PM

820-666-9835 reported as a Live Voice or Other. Received on December 6, 2025 at 3:59 AM.
Call for Medical & prescriptions

Anonymous User from Pendleton, Kentucky

September 29, 2025 at 2:55 PM

820-666-8557 reported as a Live Voice or Other. Received on September 29, 2025 at 12:32 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , AZ

August 18, 2025 at 6:03 PM

820-666-8232 reported as a Live Voice or Other. Received on August 18, 2025 at 2:31 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , AZ

August 18, 2025 at 5:51 PM

820-666-8232 reported as a Live Voice or Other. Received on August 18, 2025 at 2:31 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Brooklyn, New York

August 14, 2025 at 8:16 PM

820-666-8205 reported as a Robocall. Received on August 14, 2025 at 4:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Spring Creek, Nevada

August 13, 2025 at 7:16 AM

820-666-8229 reported as a Live Voice or Other. Received on August 12, 2025 at 6:43 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Okatie, South Carolina

July 30, 2025 at 12:38 PM

820-666-8620 reported as a Live Voice or Other. Received on July 29, 2025 at 12:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Roanoke, Indiana

May 27, 2025 at 4:14 PM

820-666-6910 reported as a Live Voice or Other. Received on May 27, 2025 at 4:05 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Fort Worth, Texas

May 23, 2025 at 4:58 PM

820-666-6407 reported as a Robocall. Received on May 23, 2025 at 3:25 PM.
Call for Energy, solar, & utilities

Anonymous User from , PA

April 23, 2025 at 2:25 PM

820-666-8491 reported as a Live Voice or Other. Received on April 22, 2025 at 2:57 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Mount Pleasant, Michigan

April 4, 2025 at 4:36 AM

820-666-6497 reported as a Robocall. Received on April 4, 2025 at 1:02 PM.

Anonymous User from Columbus, OH

March 7, 2025 at 6:25 PM

877-507-3695 reported as a Prerecorded Voice. Received on March 7, 2025 at 1:04 PM.
Unwanted call for unknown
Caller ID indicated they called from 820-666-6857
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Plover, Wisconsin

January 29, 2025 at 4:12 PM

820-666-6121 reported as a Robocall. Received on January 29, 2025 at 11:29 AM.

Anonymous User from , MD

June 5, 2024 at 2:53 PM

820-666-6828 reported as a Robocall. Received on June 5, 2024 at 12:14 PM.
Call for Dropped call or no message

Anonymous User from Pot Saint Lucie, Florida

May 24, 2024 at 10:55 AM

820-666-6390 reported as a Live Voice or Other. Received on May 24, 2024 at 10:43 AM.
Call for Dropped call or no message

Anonymous User from , CA

May 13, 2024 at 2:26 PM

820-666-1942 reported as a unwanted call. Received on May 13, 2024 at 9:49 AM.
Call for Dropped call or no message

Anonymous User from Seal Beach, California

April 12, 2024 at 2:15 PM

820-666-8412 reported as a Robocall. Received on April 10, 2024 at 9:49 AM.
Call for Dropped call or no message

Anonymous User from , CA

January 29, 2024 at 5:53 PM

820-666-7408 reported as a Robocall. Received on January 29, 2024 at 10:03 AM.

Anonymous User from San Jose, California

January 10, 2024 at 2:19 PM

820-666-8092 reported as a Robocall. Received on January 10, 2024 at 6:50 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Seal Beach, California

December 21, 2023 at 11:50 AM

820-666-0375 reported as a Robocall. Received on December 21, 2023 at 8:37 AM.
Call for Dropped call or no message

Anonymous User from , CA

October 27, 2023 at 6:48 PM

820-666-3438 reported as a Robocall. Received on October 26, 2023 at 3:34 PM.

Anonymous User from Mount Shasta, California

September 21, 2023 at 8:41 PM

820-666-3649 reported as a Robocall. Received on September 21, 2023 at 10:54 AM.
Call for Medical & prescriptions

Most 'popular' numbers on this prefix:

820-666-1XXX: 820-666-1900 | 820-666-1901 | 820-666-1905 | 820-666-1940 | 820-666-1945 | 820-666-1947 |
820-666-3XXX: 820-666-3400 | 820-666-3434 | 820-666-3435 | 820-666-3436 |
820-666-6XXX: 820-666-6122 | 820-666-6125 | 820-666-6188 | 820-666-6196 | 820-666-6197 | 820-666-6393 | 820-666-6396 | 820-666-6398 | 820-666-6446 | 820-666-6447 | 820-666-6448 | 820-666-6490 | 820-666-6495 | 820-666-6499 | 820-666-6856 | 820-666-6857 | 820-666-6858 | 820-666-6886 | 820-666-6887 |
820-666-7XXX: 820-666-7400 | 820-666-7408 | 820-666-7458 |
820-666-8XXX: 820-666-8000 | 820-666-8090 | 820-666-8096 | 820-666-8099 | 820-666-8408 | 820-666-8493 | 820-666-8496 | 820-666-8497 |