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Area Code Lookup

Area Code 240 Phone Lookup

Maryland, United States. Explore phone prefixes, caller activity, exchange details, and community reports connected to this area code.

517prefix records
44lookup pages
240area code

Phone Prefixes in This Area Code

Each prefix groups related phone numbers by exchange, location, carrier, and line type.

Landline

(240) 279

CityChevy Chase
CountyMontgomery
CarrierCore Communications Inc. - Md
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Landline

(240) 280

CitySterling
CountyLoudoun
CarrierComcast Phone Of Northern Maryland Inc. - Md
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Wireless

(240) 281

CityBeltsville
CountyPrince Georges
CarrierNew Cingular Wireless Pcs Llc - Dc
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Landline

(240) 283

CityChevy Chase
CountyMontgomery
CarrierPaetec Communications Inc. - Md
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Landline

(240) 284

CityHagerstown
CountyWashington
CarrierLevel 3 Communications Llc - Md
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Wireless

(240) 285

CityFrederick
CountyFrederick
CarrierCellco Partnership Dba Verizon Wireless - Md
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Landline

(240) 288

CityFrederick
CountyFrederick
CarrierComcast Phone Of Northern Maryland Inc. - Md
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Landline

(240) 289

CityHerndon
CountyFairfax
CarrierCavalier Telephone Mid-atlantic Llc - Md
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