Area Code Detail

Area Code 227

Maryland (Silver Spring; Washington, D.C., suburbs; all counties which touch the Potomac River; Hagerstown, Frederick, Rockville, Cumberland; and fixed-line telephones in western Maryland) · In service since June 14, 2023

MD
Reports, 30 Days 185

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

Reports, 180 Days 615

Broader complaint volume used to prioritize indexable pages.

Active Prefixes 149

Distinct NPA-NXX prefixes surfaced from routing and assignment data.

Carriers / Assignees 23

Named carriers, assignees, or code holders found in routing data.

Cities / Rate Centers 38

Distinct cities or rate centers attached to this area code.

States / Territories 1

Coverage footprint visible from NANPA, pooled block, and Canada routing data.

North American Phone Intelligence

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Overview

What this area code covers

Maryland (Silver Spring; Washington, D.C., suburbs; all counties which touch the Potomac River; Hagerstown, Frederick, Rockville, Cumberland; and fixed-line telephones in western Maryland)

Overlaid on 240/301

Common cities and rate centers

Ashton 236 Ashton 238 Bittinger Brunswick Cumberland Flintstone Frederick Friendsville Gaithersburg Grantsville Hagerstown Hughesville Keedysville Laurel 236 Leonardtown Mccoole Mechanicsville Middletown

Top carriers and assignees

  • NEW CINGULAR WIRELESS PCS, LLC - DC · 448 routing rows
  • ONVOY, LLC - MD · 408 routing rows
  • OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC · 175 routing rows
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD · 123 routing rows
  • COMMIO, LLC · 80 routing rows
  • BANDWIDTH.COM CLEC, LLC - MD · 66 routing rows
  • ONVOY SPECTRUM, LLC · 43 routing rows
  • BOOST SUBSCRIBERCO L.L.C. · 24 routing rows
  • WIDE VOICE, LLC - MD · 23 routing rows
  • AT&T - LOCAL · 19 routing rows
  • HD CARRIER LLC · 18 routing rows
  • MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD · 12 routing rows
NPA-NXX

Prefix directory inside area code 227

Each prefix below is collapsed to one primary locality row so you can scan the area code by prefix without the duplicated block-level assignment rows.

Prefix Primary Rate Center Primary City State
227-200-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-201-XXXX MYERSVILLE Myersville MD
227-202-XXXX WSNGTNZN10 Washington Zone 10 MD
227-203-XXXX FREDERICK Frederick MD
227-204-XXXX WSNGTNZN10 Washington Zone 10 MD
227-205-XXXX WSHNGTNZN4 Washington Zone 04 MD
227-206-XXXX WSHNGTNZN5 Washington Zone 05 MD
227-207-XXXX BITTINGER Bittinger MD
227-208-XXXX FLINTSTONE Flintstone MD
227-209-XXXX GRANTSVL Grantsville MD
227-210-XXXX MCCOOLE Mccoole MD
227-211-XXXX XXXXXXXXXX MD
227-212-XXXX WESTERNPT Westernport MD
227-213-XXXX ASHTON236 Ashton 236 MD
227-214-XXXX MYERSVILLE Myersville MD
227-215-XXXX LAUREL236 Laurel 236 MD
227-216-XXXX WSNGTNZN10 Washington Zone 10 MD
227-217-XXXX MYERSVILLE Myersville MD
227-218-XXXX WSNG236Z14 Washington 236 Zone 14 MD
227-219-XXXX ASHTON236 Ashton 236 MD
227-220-XXXX WALDORF Waldorf MD
227-221-XXXX SMITHSBURG Smithsburg MD
227-222-XXXX WSNGTNZN16 Washington Zone 16 MD
227-223-XXXX FREDERICK Frederick MD
227-224-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-225-XXXX LAUREL236 Laurel 236 MD
227-226-XXXX FREDERICK Frederick MD
227-227-XXXX GAITHERSBG Gaithersburg MD
227-228-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-229-XXXX WSHNGTNZN4 Washington Zone 04 MD
227-230-XXXX WSHNGTNZN5 Washington Zone 05 MD
227-231-XXXX WSHNGTNZN6 Washington Zone 06 MD
227-232-XXXX LAUREL236 Laurel 236 MD
227-233-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-234-XXXX LEONARDTN Leonardtown MD
227-235-XXXX HUGHESVL Hughesville MD
227-236-XXXX WSNGTNZN10 Washington Zone 10 MD
227-237-XXXX MYERSVILLE Myersville MD
227-238-XXXX WSNG236Z14 Washington 236 Zone 14 MD
227-239-XXXX HAGERSTOWN Hagerstown MD
227-240-XXXX WSNGTNZN11 Washington Zone 11 MD
227-241-XXXX WSNGTNZN10 Washington Zone 10 MD
227-242-XXXX MIDDLETOWN Middletown MD
227-243-XXXX ASHTON236 Ashton 236 MD
227-244-XXXX RIDGE Ridge MD
227-245-XXXX GAITHERSBG Gaithersburg MD
227-246-XXXX WSHNGTNZN5 Washington Zone 05 MD
227-247-XXXX THURMONT Thurmont MD
227-248-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-249-XXXX WSHNGTNZN4 Washington Zone 04 MD
227-250-XXXX WSNGTNZN10 Washington Zone 10 MD
227-251-XXXX WSNGTNZN10 Washington Zone 10 MD
227-252-XXXX MYERSVILLE Myersville MD
227-253-XXXX FREDERICK Frederick MD
227-254-XXXX WSNGTNZN10 Washington Zone 10 MD
227-255-XXXX WSHNGTNZN5 Washington Zone 05 MD
227-256-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-257-XXXX WSNG236Z14 Washington 236 Zone 14 MD
227-258-XXXX GAITHERSBG Gaithersburg MD
227-259-XXXX LAUREL236 Laurel 236 MD
227-260-XXXX WSNG238Z15 Washington 238 Zone 15 MD
227-261-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-262-XXXX MYERSVILLE Myersville MD
227-263-XXXX WALDORF Waldorf MD
227-264-XXXX WSNGTNZN10 Washington Zone 10 MD
227-265-XXXX WSHNGTNZN3 Washington Zone 03 MD
227-266-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-267-XXXX MYERSVILLE Myersville MD
227-268-XXXX LAUREL236 Laurel 236 MD
227-269-XXXX WSHNGTNZN5 Washington Zone 05 MD
227-270-XXXX MOUNT AIRY Mount Airy MD
227-271-XXXX WSNGTNZN10 Washington Zone 10 MD
227-272-XXXX OAKLAND Oakland MD
227-273-XXXX WSNGTNZN10 Washington Zone 10 MD
227-274-XXXX WSNGTNZN10 Washington Zone 10 MD
227-275-XXXX WSHNGTNZN4 Washington Zone 04 MD
227-276-XXXX WSHNGTNZN3 Washington Zone 03 MD
227-277-XXXX GAITHERSBG Gaithersburg MD
227-278-XXXX WALDORF Waldorf MD
227-279-XXXX MYERSVILLE Myersville MD
227-280-XXXX WSNGTNZN10 Washington Zone 10 MD
227-281-XXXX FREDERICK Frederick MD
227-282-XXXX ASHTON236 Ashton 236 MD
227-283-XXXX MYERSVILLE Myersville MD
227-284-XXXX LAUREL236 Laurel 236 MD
227-285-XXXX MYERSVILLE Myersville MD
227-286-XXXX MYERSVILLE Myersville MD
227-287-XXXX WSNGTNZN10 Washington Zone 10 MD
227-288-XXXX HAGERSTOWN Hagerstown MD
227-289-XXXX WALDORF Waldorf MD
227-290-XXXX LAUREL236 Laurel 236 MD
227-291-XXXX FRIENDSVL Friendsville MD
227-292-XXXX ASHTON236 Ashton 236 MD
227-293-XXXX CUMBERLAND Cumberland MD
227-294-XXXX WSNG236Z13 Washington 236 Zone 13 MD
227-295-XXXX HAGERSTOWN Hagerstown MD
227-296-XXXX WSNGTNZN12 Washington Zone 12 MD
227-297-XXXX LAUREL236 Laurel 236 MD
227-298-XXXX WSNGTNZN10 Washington Zone 10 MD
227-299-XXXX MYERSVILLE Myersville MD
227-300-XXXX ASHTON236 Ashton 236 MD
227-301-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-302-XXXX WSHNGTNZN4 Washington Zone 04 MD
227-303-XXXX WSNGTNZN10 Washington Zone 10 MD
227-304-XXXX WSNGTNZN10 Washington Zone 10 MD
227-305-XXXX WSNGTNZN10 Washington Zone 10 MD
227-306-XXXX LEONARDTN Leonardtown MD
227-307-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-308-XXXX WSHNGTNZN3 Washington Zone 03 MD
227-309-XXXX WSNG236Z13 Washington 236 Zone 13 MD
227-310-XXXX WSNGTNZN10 Washington Zone 10 MD
227-311-XXXX XXXXXXXXXX MD
227-312-XXXX WSNGTNZN11 Washington Zone 11 MD
227-313-XXXX WSHNGTNZN5 Washington Zone 05 MD
227-314-XXXX WALDORF Waldorf MD
227-315-XXXX ASHTON236 Ashton 236 MD
227-316-XXXX BRUNSWICK Brunswick MD
227-317-XXXX FREDERICK Frederick MD
227-318-XXXX MYERSVILLE Myersville MD
227-333-XXXX WSNGTNZN16 Washington Zone 16 MD
227-334-XXXX KEEDYSVL Keedysville MD
227-338-XXXX WSNGTNZN10 Washington Zone 10 MD
227-368-XXXX MECHANCSVL Mechanicsville MD
227-411-XXXX XXXXXXXXXX MD
227-444-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-500-XXXX GAITHERSBG Gaithersburg MD
227-511-XXXX XXXXXXXXXX MD
227-529-XXXX GAITHERSBG Gaithersburg MD
227-555-XXXX DIR ASST MD
227-611-XXXX XXXXXXXXXX MD
227-666-XXXX FREDERICK Frederick MD
227-700-XXXX MD
227-711-XXXX XXXXXXXXXX MD
227-722-XXXX WALDORF Waldorf MD
227-727-XXXX WSHNGTNZN6 Washington Zone 06 MD
227-770-XXXX WSNGTNZN11 Washington Zone 11 MD
227-772-XXXX WSHNGTNZN4 Washington Zone 04 MD
227-777-XXXX ASHTON238 Ashton 238 MD
227-800-XXXX FREDERICK Frederick MD
227-811-XXXX XXXXXXXXXX MD
227-888-XXXX WSNG238Z15 Washington 238 Zone 15 MD
227-911-XXXX XXXXXXXXXX MD
227-950-XXXX MD
227-958-XXXX MD
227-959-XXXX MD
227-976-XXXX MD
227-997-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-998-XXXX WSHNGTNZN2 Washington Zone 02 MD
227-999-XXXX WSNGTNZN10 Washington Zone 10 MD
Recent Signals

Latest complaint activity tied to 227

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

FTC report from Annapolis, MARYLAND

September 20, 2026 at 3:52 PM

227-217-0707 was logged as a robocall. Violation date: September 17, 2026 at 4:13 PM.

FTC report from Glen Burnie, NEW YORK

September 19, 2026 at 8:16 AM

227-269-4895 was logged as a robocall. Violation date: September 15, 2026 at 11:25 AM.

FTC report from MARYLAND

September 18, 2026 at 9:53 PM

227-205-3072 was logged as a robocall. Category: Lotteries, prizes & sweepstakes. Violation date: September 17, 2026 at 6:14 PM.

FTC report from MARYLAND

September 18, 2026 at 4:28 PM

227-269-6275 was logged as a live voice. Violation date: September 18, 2026 at 10:02 AM.

FTC report from MARYLAND

September 18, 2026 at 7:19 AM

227-315-0259 was logged as a robocall. Violation date: September 10, 2026 at 10:48 AM.

FTC report from Annapolis, MARYLAND

September 17, 2026 at 9:20 PM

227-315-0423 was logged as a unwanted call. Category: Dropped call or no message. Violation date: September 16, 2026 at 1:17 PM.

FTC report from MARYLAND

September 17, 2026 at 4:38 PM

227-219-8427 was logged as a robocall. Category: Dropped call or no message. Violation date: September 16, 2026 at 3:53 PM.

FTC report from MARYLAND

September 17, 2026 at 4:36 PM

227-315-0152 was logged as a robocall. Category: Dropped call or no message. Violation date: September 15, 2026 at 9:28 AM.

FTC report from Florissant, MISSOURI

September 17, 2026 at 12:49 PM

227-243-9332 was logged as a robocall. Violation date: September 17, 2026 at 11:39 AM.

FTC report from MARYLAND

September 17, 2026 at 8:06 AM

227-315-0571 was logged as a live voice. Violation date: September 16, 2026 at 5:00 PM.

FTC report from New Market, NEW HAMPSHIRE

September 16, 2026 at 8:29 PM

227-315-0446 was logged as a robocall. Violation date: September 14, 2026 at 12:00 AM.

FTC report from New Market, NEW HAMPSHIRE

September 16, 2026 at 8:25 PM

227-315-0454 was logged as a robocall. Violation date: September 16, 2026 at 1:30 PM.

FTC report from CALIFORNIA

September 16, 2026 at 3:55 PM

227-315-0258 was logged as a robocall. Category: Warranties & protection plans. Violation date: September 16, 2026 at 11:31 AM.

FTC report from Parker, COLORADO

September 16, 2026 at 2:48 PM

227-206-4869 was logged as a live voice. Violation date: September 7, 2026 at 1:39 PM.

FTC report from Silver Spring, MARYLAND

September 16, 2026 at 2:06 PM

227-315-0446 was logged as a live voice. Violation date: September 16, 2026 at 12:58 PM.

FTC report from Bryans Rd, MARYLAND

September 16, 2026 at 10:43 AM

227-246-7105 was logged as a robocall. Violation date: September 15, 2026 at 12:00 AM.

FTC report from Hernando, MISSISSIPPI

September 16, 2026 at 9:47 AM

227-777-7664 was logged as a unwanted call. Violation date: September 9, 2026 at 4:56 PM.

FTC report from Bel Air, MARYLAND

September 15, 2026 at 8:20 PM

227-206-4282 was logged as a robocall. Category: Dropped call or no message. Violation date: September 15, 2026 at 2:13 PM.

FTC report from PUERTO RICO

September 15, 2026 at 7:09 PM

227-206-4869 was logged as a live voice. Category: Medical & prescriptions. Violation date: September 14, 2026 at 4:53 PM.

FTC report from Hagerstown, MARYLAND

September 15, 2026 at 7:06 PM

227-238-5158 was logged as a live voice. Category: Calls pretending to be government, businesses, or family and friends. Violation date: September 15, 2026 at 3:30 PM.

FTC report from Rockville, MARYLAND

September 15, 2026 at 5:01 PM

227-315-0571 was logged as a live voice. Category: Charities. Violation date: September 15, 2026 at 3:27 PM.

FTC report from Pasadena, MARYLAND

September 15, 2026 at 2:45 PM

227-257-2128 was logged as a robocall. Violation date: September 15, 2026 at 2:43 PM.

FTC report from Salisbury, MARYLAND

September 15, 2026 at 11:17 AM

227-263-0472 was logged as a live voice. Violation date: September 15, 2026 at 11:16 AM.

FTC report from Silver Spring, MARYLAND

September 15, 2026 at 10:33 AM

227-315-0259 was logged as a live voice. Violation date: September 14, 2026 at 6:50 PM.

FTC report from PENNSYLVANIA

September 15, 2026 at 9:33 AM

227-260-1503 was logged as a robocall. Violation date: September 15, 2026 at 9:12 AM.

FTC report from MARYLAND

September 15, 2026 at 8:58 AM

227-315-0504 was logged as a robocall. Category: No Subject Provided. Violation date: September 15, 2026 at 4:07 PM.

FTC report from CALIFORNIA

September 14, 2026 at 11:42 PM

227-315-0494 was logged as a robocall. Category: Warranties & protection plans. Violation date: September 14, 2026 at 1:04 PM.

FTC report from MARYLAND

September 14, 2026 at 11:39 PM

227-230-1471 was logged as a robocall. Category: Dropped call or no message. Violation date: September 14, 2026 at 11:19 AM.

FTC report from Rockville, MARYLAND

September 14, 2026 at 10:14 PM

227-219-0941 was logged as a robocall. Category: Dropped call or no message. Violation date: September 14, 2026 at 4:37 PM.

FTC report from MARYLAND

September 14, 2026 at 5:47 PM

227-315-0494 was logged as a live voice. Violation date: September 14, 2026 at 4:28 PM.

FTC report from Annapolis, MARYLAND

September 14, 2026 at 4:14 PM

227-315-0409 was logged as a unwanted call. Category: Dropped call or no message. Violation date: September 14, 2026 at 3:12 PM.

FTC report from Salisbury, MARYLAND

September 14, 2026 at 3:14 PM

227-263-0472 was logged as a live voice. Violation date: September 14, 2026 at 2:55 PM.

FTC report from Salisbury, MARYLAND

September 14, 2026 at 3:14 PM

227-263-0472 was logged as a live voice. Violation date: September 14, 2026 at 1:02 PM.

FTC report from Salisbury, MARYLAND

September 14, 2026 at 3:13 PM

227-263-0472 was logged as a live voice. Violation date: September 14, 2026 at 11:23 AM.

FTC report from Salisbury, MARYLAND

September 14, 2026 at 3:13 PM

227-263-0472 was logged as a live voice. Violation date: September 11, 2026 at 2:57 PM.

FTC report from Salisbury, MARYLAND

September 14, 2026 at 3:12 PM

227-263-0472 was logged as a live voice. Violation date: September 11, 2026 at 12:25 PM.

FTC report from Salisbury, MARYLAND

September 14, 2026 at 3:11 PM

227-263-0472 was logged as a live voice. Violation date: September 10, 2026 at 4:19 PM.

FTC report from Salisbury, MARYLAND

September 14, 2026 at 3:10 PM

227-263-0472 was logged as a live voice. Violation date: September 10, 2026 at 1:47 PM.

FTC report from MARYLAND

September 14, 2026 at 1:59 PM

227-315-0199 was logged as a live voice. Violation date: September 14, 2026 at 1:57 PM.

FTC report from Potomac, MARYLAND

September 14, 2026 at 1:49 PM

227-205-3072 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: September 14, 2026 at 12:00 AM.