Phone: (301) 909-6500            Email: info@capitalelectricsupply.com             Find a Branch

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Headquarters & Central Distribution Center

Capital Electric

8511 Pepco Place

Upper Marlboro, MD 20772



Mailing Address for Payments

Capital Electric

P.O. Box 404749, Atlanta, GA 30384

Or go paperless with Online Bill Pay!

General Help

Phone Number
(301) 909-6500
Email Address
info@capitalelectricsupply.com

Emergency Opening Service (*fee applies)

Phone Number
866-234-9471
Learn More
www.capitalelectricsupply.com/emergency

Billing Questions / Credit Help

Phone Number
(301) 909-6500 x5
Email Address
credithelp@capitalelectricsupply.com
Online Bill Pay
capitalelectric.billtrust.com

Web Support

Phone Number
804-588-4867
Email Address
digitalsupport@capitalelectricsupply.com
Learn More
www.capitalelectricsupply.com/digital

Spanish Hotline (español)

Phone Number
844-227-7726

Customer Training / Marketing

Phone Number
301-909-6511
Email Address
events@capitalelectricsupply.com