phone.gd North American phone lookup, short codes, caller signals, and complaint-driven research.

510-550

You are reviewing the Area Code (NPA/NXX) report for 510-550. Did you mean to search the SMS short code 510550?

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 LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number510550
Basic Format510-550
NPA (Area Code)510
NXX550

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
510-550-0XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAOKLD MN-PDAS07/23/2002OAKLAND:MAIN-PIEDMONT DACAWC08/17/2002
510-550-1XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAOKLD MN-PDRTOAKLAND:MAIN-PIEDMONT DACAWC
510-550-2XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAOKLD MN-PDRTOAKLAND:MAIN-PIEDMONT DACAWC
510-550-3XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAOKLD MN-PDRTOAKLAND:MAIN-PIEDMONT DACAWC
510-550-4XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAOKLD MN-PDRTOAKLAND:MAIN-PIEDMONT DACAWC
510-550-5XXX981EBANDWIDTH.COM CLEC, LLC - CAOKLD MN-PDAS09/02/2010OAKLAND:MAIN-PIEDMONT DACAWC09/30/2010
510-550-6XXX6010NEW CINGULAR WIRELESS PCS, LLCOKLD MN-PDAS11/21/2024OAKLAND:MAIN-PIEDMONT DACAWC12/03/2024
510-550-7XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAOKLD MN-PDRTOAKLAND:MAIN-PIEDMONT DACAWC
510-550-8XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSOKLD MN-PDAS09/19/2006OAKLAND:MAIN-PIEDMONT DACAWC09/29/2006
510-550-9XXX624HONVOY SPECTRUM, LLCOKLD MN-PDAS07/22/2024OAKLAND:MAIN-PIEDMONT DACAWC08/18/2024
510-550-XXXX8826LEVEL 3 COMMUNICATIONS, LLC - CAOKLD MN-PDASOAKLAND:MAIN-PIEDMONT DACA

Business/Government Phones on the 510-550 Prefix

PhoneNameAddress
510-550-0013Carpenter John R
510-550-2753Champion Courier Service
510-550-4023Vaughn Naturopathic Medicine, Inc.
510-550-4101Frank L. Kucera and Associates
510-550-4449Flooring Alternatives, Inc.
510-550-4900Greenbags Unlimited
510-550-5314SRG Architects, Inc.
510-550-5555Quick towing
510-550-5979InnerGreat Lymphatic Care Practice
510-550-6700Earthjustice
510-550-6700Earthjustice
510-550-7112Pax Water Technologies Inc
510-550-7200Synergistic It
510-550-7227Gmb Realty Partners Inc
510-550-7575Preferred Properties Of California
510-550-8200Fagen Friedman Fulfrost LLP
510-550-8285Greenbiz Group Inc
510-550-8400One California Bank
510-550-8790Global Protection
510-550-7575Preferred Properties of California1914 Encinal Avenue Alameda 94501 US

Reports

Anonymous User from , CA

April 16, 2026 at 3:01 PM

510-550-5148 reported as a Live Voice or Other. Received on April 16, 2026 at 11:58 AM.

Anonymous User from , CA

August 28, 2025 at 11:42 AM

510-550-9697 reported as a Live Voice or Other. Received on August 28, 2025 at 8:15 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Sioux Falls, South Dakota

August 15, 2025 at 6:16 PM

510-550-0057 reported as a Robocall. Received on August 14, 2025 at 2:42 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from San Leandro, California

January 3, 2025 at 8:40 PM

510-550-0080 reported as a Robocall. Received on January 3, 2025 at 12:44 PM.
Call for Dropped call or no message

Anonymous User from , CA

June 29, 2024 at 2:15 PM

510-550-5810 reported as a Robocall. Received on June 29, 2024 at 10:57 PM.
Call for Energy, solar, & utilities

Anonymous User from Manchester, New Hampshire

April 25, 2024 at 7:32 PM

510-550-0012 reported as a Live Voice or Other. Received on September 18, 2023 at 12:00 PM.

Anonymous User from San Jose, California

March 14, 2024 at 12:18 AM

510-550-8648 reported as a Robocall. Received on March 13, 2024 at 7:57 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Palm Coast, California

February 29, 2024 at 11:22 AM

510-550-2432 reported as a Robocall. Received on February 29, 2024 at 11:12 AM.

Anonymous User from Berkeley, California

July 11, 2023 at 1:02 PM

510-550-2160 reported as a Robocall. Received on July 11, 2023 at 9:38 AM.

Anonymous User from , CA

June 24, 2023 at 8:06 PM

510-550-7377 reported as a Robocall. Received on June 24, 2023 at 1:15 PM.
Call for Dropped call or no message

Anonymous User from Newark, California

May 2, 2023 at 1:18 PM

5105504419808 reported as a Live Voice or Other. Received on May 2, 2023 at 10:13 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , CA

February 6, 2023 at 2:12 PM

510-550-7595 reported as a Live Voice or Other. Received on February 6, 2023 at 9:55 AM.

Anonymous User from Piedmont, California

February 2, 2023 at 10:59 AM

510-550-0995 reported as a unwanted call. Received on February 2, 2023 at 7:51 AM.
Call for Dropped call or no message

Anonymous User from , CA

January 25, 2023 at 6:37 PM

510-550-7049 reported as a Live Voice or Other. Received on January 25, 2023 at 12:00 PM.

Anonymous User from , CA

January 25, 2023 at 2:03 PM

510-550-0500 reported as a Robocall. Received on January 25, 2023 at 8:35 AM.
Call for No Subject Provided

Anonymous User from , HI

December 9, 2022 at 5:53 PM

510-550-3244 reported as a Robocall. Received on December 9, 2022 at 3:41 PM.

Anonymous User from , CA

August 2, 2016 at 5:47 PM

reported as a Abandoned Calls. Received on August 2, 2016 at 9:08 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 510-550-0099
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

510-550-0XXX: 510-550-0010 | 510-550-0011 | 510-550-0015 | 510-550-0017 | 510-550-0020 | 510-550-0024 | 510-550-0500 | 510-550-0501 | 510-550-0502 | 510-550-0506 | 510-550-0552 | 510-550-0907 | 510-550-0909 | 510-550-0952 | 510-550-0996 | 510-550-0997 | 510-550-0998 |
510-550-2XXX: 510-550-2162 | 510-550-2166 | 510-550-2169 | 510-550-2187 | 510-550-2188 | 510-550-2198 | 510-550-2400 | 510-550-2433 | 510-550-2434 | 510-550-2437 | 510-550-2447 | 510-550-2477 | 510-550-2600 | 510-550-2630 | 510-550-2637 | 510-550-2638 | 510-550-2667 | 510-550-2668 | 510-550-2757 | 510-550-2758 | 510-550-2759 | 510-550-2772 | 510-550-2777 | 510-550-2778 |
510-550-3XXX: 510-550-3245 | 510-550-3246 | 510-550-3248 | 510-550-3252 | 510-550-3256 | 510-550-3258 |
510-550-4XXX: 510-550-4000 | 510-550-4020 | 510-550-4023 | 510-550-4024 | 510-550-4062 | 510-550-4077 | 510-550-4100 | 510-550-4105 | 510-550-4109 | 510-550-4188 | 510-550-4196 | 510-550-4197 | 510-550-4400 | 510-550-4411 | 510-550-4414 | 510-550-4415 | 510-550-4452 | 510-550-4458 | 510-550-4992 | 510-550-4997 | 510-550-4998 |
510-550-5XXX: 510-550-5311 | 510-550-5315 | 510-550-5317 | 510-550-5550 | 510-550-5554 | 510-550-5555 | 510-550-5811 | 510-550-5818 | 510-550-5819 | 510-550-5887 | 510-550-5959 | 510-550-5971 | 510-550-5972 | 510-550-5979 |
510-550-6XXX: 510-550-6700 | 510-550-6706 | 510-550-6707 | 510-550-6762 | 510-550-6763 | 510-550-6783 |
510-550-7XXX: 510-550-7000 | 510-550-7040 | 510-550-7045 | 510-550-7047 | 510-550-7070 | 510-550-7120 | 510-550-7123 | 510-550-7126 | 510-550-7172 | 510-550-7178 | 510-550-7179 | 510-550-7220 | 510-550-7226 | 510-550-7229 | 510-550-7272 | 510-550-7278 | 510-550-7279 | 510-550-7370 | 510-550-7372 | 510-550-7373 | 510-550-7443 | 510-550-7444 | 510-550-7446 | 510-550-7452 | 510-550-7458 | 510-550-7500 | 510-550-7507 | 510-550-7570 | 510-550-7575 | 510-550-7577 |
510-550-8XXX: 510-550-8281 | 510-550-8282 | 510-550-8283 | 510-550-8284 | 510-550-8400 | 510-550-8404 | 510-550-8409 | 510-550-8453 | 510-550-8640 | 510-550-8645 | 510-550-8647 | 510-550-8701 | 510-550-8783 | 510-550-8787 | 510-550-8795 | 510-550-8797 | 510-550-8799 | 510-550-8952 | 510-550-8953 | 510-550-8959 | 510-550-8989 | 510-550-8997 | 510-550-8998 |