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

231-257

You are reviewing the Area Code (NPA/NXX) report for 231-257. Did you mean to search the SMS short code 231257?

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 Number231257
Basic Format231-257
NPA (Area Code)231
NXX257

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateStateRegionBlock Effective DateBlock Available Date
231-257-0XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAS02/28/2019MIMW04/19/2019
231-257-1XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAVMIMW04/23/2019
231-257-2XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAVMIMW04/23/2019
231-257-3XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAVMIMW04/23/2019
231-257-4XXX6120LEVEL 3 COMMUNICATIONS, LLC - MILAKE CITYAS04/20/2022MIMW05/14/2022
231-257-5XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAVMIMW04/23/2019
231-257-6XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAVMIMW04/23/2019
231-257-7XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAVMIMW04/23/2019
231-257-8XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAVMIMW04/23/2019
231-257-9XXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAVMIMW04/23/2019
231-257-XXXX116FPENINSULA FIBER NETWORK, LLC - MILAKE CITYAS02/27/2019MI

Reports

Anonymous User from Interlochen, Michigan

February 12, 2026 at 11:57 PM

231-257-4370 reported as a Robocall. Received on January 7, 2026 at 12:00 PM.

Anonymous User from Elk Rapids, Michigan

January 8, 2026 at 7:55 PM

231-257-4962 reported as a Robocall. Received on January 7, 2026 at 12:25 PM.
Call for Dropped call or no message

Anonymous User from Ravenna, Michigan

December 4, 2025 at 2:21 PM

231-257-0123 reported as a unwanted call. Received on December 4, 2025 at 2:20 PM.
Call for No Subject Provided

Anonymous User from Grant, Michigan

August 13, 2025 at 9:41 AM

231-257-4750 reported as a Robocall. Received on August 13, 2025 at 9:39 AM.
Call for Home improvement & cleaning

Anonymous User from Beulah, Michigan

April 7, 2025 at 12:29 PM

231-257-4326 reported as a Robocall. Received on April 7, 2025 at 10:48 AM.
Call for Dropped call or no message

Anonymous User from Thomasville, North Carolina

January 21, 2025 at 4:05 PM

231-257-1134 reported as a Robocall. Received on January 17, 2025 at 4:01 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , MI

November 16, 2024 at 7:35 PM

231-257-0487 reported as a Robocall. Received on November 16, 2024 at 7:16 PM.

Anonymous User from Kalkaska, Michigan

October 1, 2024 at 3:25 PM

231-257-6086 reported as a Live Voice or Other. Received on October 1, 2024 at 2:58 PM.

Anonymous User from , MI

June 5, 2024 at 11:50 AM

231-257-4612 reported as a Robocall. Received on June 4, 2024 at 1:41 PM.
Call for No Subject Provided

Anonymous User from , MI

October 6, 2023 at 12:15 PM

231-257-9722 reported as a Robocall. Received on October 6, 2023 at 12:14 PM.
Call for Dropped call or no message

Anonymous User from Kalkaska, Michigan

February 2, 2023 at 9:08 AM

231-257-8850 reported as a Robocall. Received on February 1, 2023 at 1:57 PM.

Anonymous User from Kalkaska, Michigan

September 3, 2022 at 4:55 PM

231-257-7009 reported as a Live Voice or Other. Received on September 3, 2022 at 4:48 PM.

Anonymous User from Kalkaska, Michigan

July 13, 2022 at 2:10 PM

231-257-9051 reported as a Robocall. Received on July 13, 2022 at 1:51 PM.

Anonymous User from Kalkaska, Michigan

July 7, 2022 at 10:37 AM

231-257-9052 reported as a Live Voice or Other. Received on July 7, 2022 at 10:27 AM.

Anonymous User from Kalkaska, Michigan

July 4, 2022 at 9:11 PM

231-257-9053 reported as a Live Voice or Other. Received on July 4, 2022 at 10:51 AM.

Anonymous User from Kalkaska, Michigan

June 29, 2022 at 5:21 PM

231-257-9051 reported as a Robocall. Received on June 29, 2022 at 12:33 PM.

Most 'popular' numbers on this prefix:

231-257-4XXX: 231-257-4600 | 231-257-4610 | 231-257-4611 | 231-257-4612 |
231-257-8XXX: 231-257-8800 | 231-257-8850 | 231-257-8853 | 231-257-8855 | 231-257-8880 | 231-257-8888 |
231-257-9XXX: 231-257-9000 | 231-257-9001 | 231-257-9008 | 231-257-9050 | 231-257-9053 | 231-257-9054 | 231-257-9706 | 231-257-9707 | 231-257-9709 | 231-257-9720 | 231-257-9721 | 231-257-9722 |