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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) 356

CityFrederick
CountyFrederick
CarrierLevel 3 Communications Llc - Md
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Wireless

(240) 357

CityFrederick
CountyFrederick
CarrierCellco Partnership Dba Verizon Wireless - Md
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Landline

(240) 361

CityHerndon
CountyFairfax
CarrierCavalier Telephone Mid-atlantic Llc - Md
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Landline

(240) 364

CityWashington
CountyDistrict of Columbia
CarrierCavalier East Llc - Md
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Landline

(240) 365

CityChevy Chase
CountyMontgomery
CarrierBaltimore-washington Telephone Bwt
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