Phone:

1-888-434-0055

Hours of operation:

Monday – Friday, 6 a.m. – 6 p.m. Pacific Time

Email:

https://stamps.custhelp.com/app/ask

Mail:

Stamps.com
1990 E. Grand Ave
El Segundo, CA 90245-5013

Follow Stamps.com

Facebook:
http://www.facebook.com/Stamps.com

Twitter:
http://twitter.com/stampscom

Youtube:
http://www.youtube.com/user/StampscomVideo

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