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

712-509

You are reviewing the Area Code (NPA/NXX) report for 712-509. Did you mean to search the SMS short code 712509?

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 Number712509
Basic Format712-509
NPA (Area Code)712
NXX509

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
712-509-0XXX6529T-MOBILE USA, INC.SIOUX CITYAS04/09/2018SIOUX CITYIAWE04/30/2018
712-509-1XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILSIOUX CITYAS06/08/2023SIOUX CITYIAWE07/08/2023
712-509-2XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILSIOUX CITYAS04/20/2021SIOUX CITYIAWE05/20/2021
712-509-3XXX6570CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IASIOUX CITYAS03/19/2019SIOUX CITYIAWE06/17/2019
712-509-4XXX6529T-MOBILE USA, INC.SIOUX CITYAS03/19/2018SIOUX CITYIAWE04/14/2018
712-509-5XXX6529T-MOBILE USA, INC.SIOUX CITYAS03/19/2018SIOUX CITYIAWE04/14/2018
712-509-6XXX6529T-MOBILE USA, INC.SIOUX CITYAS03/19/2018SIOUX CITYIAWE04/14/2018
712-509-7XXX6529T-MOBILE USA, INC.SIOUX CITYAS03/19/2018SIOUX CITYIAWE04/14/2018
712-509-8XXX6529T-MOBILE USA, INC.SIOUX CITYAS03/19/2018SIOUX CITYIAWE04/14/2018
712-509-9XXX6529T-MOBILE USA, INC.SIOUX CITYAS02/12/2018SIOUX CITYIAWE03/29/2018
712-509-XXXX6529T-MOBILE USA, INC.SIOUX CITYAS02/12/2018SIOUX CITYIA

Reports

Anonymous User from San Francisco, California

January 1, 2026 at 4:58 PM

712-509-4709 reported as a Robocall. Received on January 1, 2026 at 1:55 PM.

Anonymous User from Atascadero, CA

December 4, 2025 at 5:06 PM

267-690-4382 reported as a Text Message. Received on December 4, 2025 at 8:50 AM.
Unwanted call for Amazon Services
Caller ID indicated they called from 712-509-4746
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Sioux City, Iowa

November 14, 2025 at 4:44 PM

712509906 reported as a Robocall. Received on November 14, 2025 at 2:23 PM.

Anonymous User from South Dennis, Iowa

December 6, 2024 at 9:58 AM

712-509-0245 reported as a Live Voice or Other. Received on November 15, 2024 at 12:00 PM.
Call for Lotteries, prizes & sweepstakes

Anonymous User from Sioux City, Iowa

July 21, 2022 at 6:04 PM

712-509-3787 reported as a Robocall. Received on July 21, 2022 at 4:23 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Most 'popular' numbers on this prefix:

712-509-0XXX: 712-509-0236 | 712-509-0247 | 712-509-0248 |
712-509-3XXX: 712-509-3700 | 712-509-3771 | 712-509-3779 | 712-509-3780 | 712-509-3788 | 712-509-3789 |
712-509-4XXX: 712-509-4700 | 712-509-4740 | 712-509-4745 | 712-509-4747 |