Skip Navigation and Go To Content


Mail Services We Offer

Registered Mail

The registered mail system is designed to provide added protection for valuable mail. Postage insurance may be purchased to cover articles valued up to $25,000. Registered mail is the most secure mail the Postal Service offers.

It incorporates a system of receipts to monitor registered articles from the point of acceptance to delivery. Return receipt and restricted delivery services are available for additional fees. Added security may delay delivery by 24 - 48 hours.

Certified Mail

Certified Mail provides you with a mailing receipt and a record of delivery is maintained at the recipient's post office for two years. A return receipt provides you with proof of delivery and can be obtained for an additional fee. Certified mail services is available only for First Class Mail. No insurance coverage is provided. A numbered label and completed receipt must be affixed. These labels can be obtained from mail service.

Insured Mail

You can obtain payment for domestic mail that has been lost, rifled or damaged by having it insured. You can buy insurance up to $600.00 for Standard (A) and Standard (B) mail. It is also available for merchandise mailed at the Priority mail or First Class mail rates. Express Mail includes $500.00 insurance at no extra charge.


Should be used for First Class mail weighing over 11 ounces and up to 70 pounds, or any other mail under 11 ounces requiring expedited delivery. Priority Mail provides two day service between major metropolitan areas.

Express Mail

Express Mail is an expedited mail service that provides overnight domestic service for time-sensitive letters, documents, or merchandise.

Express International Mail

Express Mail International Service (EMS) is reliable high-speed service available to specific countries. There is no delivery guarantee for this service. Options, rates and mailing restrictions vary by country.

Bulk Mail

Special (Non-Profit) Bulk Rate: To qualify for Bulk Rate Standard Mail (A), you must have a mailing of at least 200 pieces.

USPS Quick Service Guide

Quick Service Guides (QSGs) are intended to provide an overview of mailing standards on the applicable subject matter. For complete information, please see the Domestic Mail Manual (DMM).

USPS Quick Service Guide


Monday – Friday,
8 a.m. – 5 p.m.

Mail is collected from Mail Services by the U.S. Postal Service at 4 pm each day.

Interoffice deliveries occur once daily.


1851 Crosspoint Ave.
Houston, TX 77054

Operation Center Annex Bldg., Room 1.960

Contact Information

Phone: 713-500-8115

Fax: 713-500-8117