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Area Code Detail

Area Code 638

North American numbering plan area

Reports, 30 Days 2

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

Reports, 180 Days 10

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

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.

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Examples: 206-739-5800, 206, 206-739, 48369
Overview

What this area code covers

Regional coverage varies across the NANP data sources on this site.

Recent Signals

Latest complaint activity tied to 638

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

FTC report from Amityville, NEW YORK

April 15, 2026 at 12:17 PM

This report was logged as a robocall. Violation date: April 14, 2026 at 12:37 PM.

FTC report from Siliguri, ILLINOIS

April 9, 2026 at 1:59 AM

638-746-8414 was logged as a live voice. Violation date: April 8, 2026 at 12:00 PM.

FTC report from Bussolengo, OREGON

March 26, 2026 at 11:31 AM

This report was logged as a robocall. Category: Energy, solar, & utilities. Violation date: March 6, 2026 at 4:25 PM.

FTC report from Wexford, PENNSYLVANIA

March 5, 2026 at 11:49 AM

This report was logged as a live voice. Category: Dropped call or no message. Violation date: March 5, 2026 at 9:44 AM.

FTC report from Wexford, PENNSYLVANIA

February 22, 2026 at 12:03 PM

This report was logged as a live voice. Category: Dropped call or no message. Violation date: February 21, 2026 at 5:19 PM.

FTC report from Palmyra, FLORIDA

January 28, 2026 at 11:03 AM

This report was logged as a live voice. Violation date: January 15, 2026 at 10:20 AM.

FTC report from Clyde, NORTH CAROLINA

December 31, 2025 at 3:15 PM

This report was logged as a live voice. Category: Vacation & timeshares. Violation date: December 29, 2025 at 6:48 PM.

FTC report from Wexford, PENNSYLVANIA

December 3, 2025 at 11:35 AM

This report was logged as a live voice. Category: Dropped call or no message. Violation date: December 3, 2025 at 10:23 AM.

FTC report from Pamplico, SOUTH CAROLINA

December 2, 2025 at 1:28 PM

This report was logged as a live voice. Violation date: December 2, 2025 at 8:02 AM.

FTC report from Wexford, PENNSYLVANIA

November 26, 2025 at 11:44 AM

This report was logged as a live voice. Violation date: November 25, 2025 at 7:01 PM.

FTC report from Phoenix, ARIZONA

August 9, 2025 at 3:53 AM

638-792-3176 was logged as a robocall. Violation date: August 6, 2025 at 2:31 PM.

FTC report from Menominee, Mi, ARIZONA

August 8, 2025 at 1:10 PM

638-857-9333 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: August 8, 2025 at 11:55 PM.

FTC report from CALIFORNIA

July 28, 2025 at 3:06 PM

638-281-4990 was logged as a unwanted call. Violation date: July 28, 2025 at 1:00 AM.

FTC report from Glen Aubrey, NEW YORK

July 23, 2025 at 12:18 PM

This report was logged as a robocall. Violation date: July 23, 2025 at 11:59 AM.

FTC report from Baton Rouge, LOUISIANA

June 27, 2025 at 5:08 PM

This report was logged as a unwanted call. Category: No Subject Provided. Violation date: June 27, 2025 at 12:00 AM.

FTC report from Oakdale, PENNSYLVANIA

June 27, 2025 at 2:01 PM

638-334-9458 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: June 26, 2025 at 3:32 PM.

FCC report from Namakkal, AL

April 23, 2025 at 10:20 AM

638-403-3971 was logged as a live voice. Unwanted Calls. Contact method: Wireless (cell phone/other mobile device).

FTC report from MISSOURI

March 27, 2025 at 1:14 PM

This report was logged as a robocall. Category: Medical & prescriptions. Violation date: March 27, 2025 at 12:09 PM.

FTC report from Walla Walla, WASHINGTON

February 26, 2025 at 2:20 PM

638-432-8209 was logged as a live voice. Violation date: February 26, 2025 at 11:15 AM.

FTC report from Beulah, MICHIGAN

February 6, 2025 at 2:27 PM

This report was logged as a robocall. Category: Dropped call or no message. Violation date: February 3, 2025 at 2:51 PM.

FTC report from NEW YORK

January 28, 2025 at 6:43 AM

This report was logged as a live voice. Violation date: January 28, 2025 at 12:38 AM.

FTC report from Alexandria, LOUISIANA

January 21, 2025 at 5:58 PM

638-713-2313 was logged as a live voice. Violation date: January 18, 2025 at 12:00 AM.

FTC report from Madrid

January 13, 2025 at 5:40 AM

This report was logged as a robocall. Violation date: January 13, 2025 at 10:10 AM.

FTC report from KENTUCKY

January 6, 2025 at 5:31 PM

This report was logged as a robocall. Category: Dropped call or no message. Violation date: January 6, 2025 at 2:45 PM.

FTC report from Denver, COLORADO

December 1, 2024 at 2:29 AM

This report was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: November 15, 2022 at 8:03 AM.

FTC report from Roaring River, NORTH CAROLINA

November 23, 2024 at 9:32 PM

This report was logged as a robocall. Violation date: November 23, 2024 at 5:33 PM.

FTC report from Lake Wales, FLORIDA

November 13, 2024 at 6:24 PM

This report was logged as a robocall. Category: Medical & prescriptions. Violation date: November 1, 2024 at 12:06 PM.

FTC report from Guston, KENTUCKY

October 29, 2024 at 9:00 PM

This report was logged as a robocall. Category: Medical & prescriptions. Violation date: October 29, 2024 at 12:00 AM.

FCC report from Woodbridge, IL

September 19, 2024 at 3:51 PM

638-805-5072 was logged as a live voice. Category: Health Insurance Services. Unwanted Calls. Contact method: Wireless (cell phone/other mobile device).

FTC report from Talbott, TENNESSEE

June 25, 2024 at 1:17 PM

638-281-9875 was logged as a live voice. Violation date: June 25, 2024 at 12:37 PM.

FTC report from Ethel, LOUISIANA

June 4, 2024 at 2:33 PM

This report was logged as a robocall. Violation date: May 30, 2024 at 2:06 PM.

FTC report from Memphis, TENNESSEE

February 7, 2024 at 12:11 PM

638-345-0843 was logged as a live voice. Violation date: February 7, 2024 at 10:57 AM.

FTC report from ILLINOIS

January 2, 2024 at 4:18 PM

638-399-4296 was logged as a robocall. Category: No Subject Provided. Violation date: January 2, 2024 at 3:14 PM.

FTC report from TEXAS

December 21, 2023 at 10:59 AM

638-681-9829 was logged as a robocall. Category: No Subject Provided. Violation date: December 21, 2023 at 9:05 AM.

FTC report from Ffhhbhbffh, WISCONSIN

November 26, 2023 at 5:04 AM

638-675-7354 was logged as a robocall. Category: Computer & technical support. Violation date: September 1, 2009 at 12:00 PM.

FTC report from Washington, DISTRICT OF COLUMBIA

November 14, 2023 at 11:31 AM

This report was logged as a robocall. Violation date: November 8, 2023 at 4:36 PM.

FTC report from Raymore, Mo, MISSOURI

September 10, 2023 at 5:49 PM

638-240-9410 was logged as a unwanted call. Violation date: September 9, 2023 at 6:38 PM.

FTC report from Rocklin, CALIFORNIA

June 26, 2023 at 5:31 PM

This report was logged as a robocall. Category: Energy, solar, & utilities. Violation date: June 26, 2023 at 2:28 PM.

FTC report from Salt Lake City, UTAH

June 12, 2023 at 11:01 AM

This report was logged as a unwanted call. Category: Dropped call or no message. Violation date: June 12, 2023 at 7:59 AM.

FTC report from California, CALIFORNIA

May 29, 2023 at 4:30 PM

638-282-0745 was logged as a unwanted call. Category: Calls pretending to be government, businesses, or family and friends. Violation date: May 26, 2023 at 12:00 AM.