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  2. Express mail - Wikipedia

    en.wikipedia.org/wiki/Express_mail

    The vertical line also indicates that express service is required. Express mail is an expedited mail delivery service for which the customer pays a premium for faster delivery. Express mail is a service for domestic and international mail, and is in most nations governed by the country's own postal administration. Since 1999, the international ...

  3. Express mail in the United States - Wikipedia

    en.wikipedia.org/wiki/Express_mail_in_the_United...

    The United States Postal Service (USPS) provides Priority Mail Express [1] for domestic U.S. delivery, and offers two types of international Express Mail services, although only one of them is part of the EMS standard. One is called Priority Mail Express International [2] and the other service is called Global Express Guaranteed (GXG). [3]

  4. Tracking number - Wikipedia

    en.wikipedia.org/wiki/Tracking_number

    It is a unique ID number or code assigned to a package or parcel. The tracking number is typically printed on the shipping label as a bar code that can be scanned by anyone with a bar code reader or smartphone. In the United States, some of the carriers using tracking numbers include UPS, [1] FedEx, [2] and the United States Postal Service. [3]

  5. Address verification service - Wikipedia

    en.wikipedia.org/wiki/Address_verification_service

    An address verification service (AVS) is a service provided by major credit card processors to enable merchants to authenticate ownership of a credit or debit card used by a customer. [1] AVS is done as part of the merchant's request for authorization in a non-face-to-face credit card transaction.

  6. United Express - Wikipedia

    en.wikipedia.org/wiki/United_Express

    United Express bus service connects Beaumont/Port Arthur to George Bush Intercontinental Airport (IAH). This service began after Colgan Air -operated Saab 340 turboprop flights ended on July 1, 2012, [ 3 ] and this bus service continues as of 2018 [update] with several trips a day.

  7. Supplementary service codes - Wikipedia

    en.wikipedia.org/wiki/Supplementary_service_codes

    ETSI and 3rd Generation Partnership Project (3GPP) standards, such as GSM and LTE, define supplementary service codes that make it possible to query and set certain service parameters (e.g., call forwarding) directly from mobile devices.

  8. Vertical service code - Wikipedia

    en.wikipedia.org/wiki/Vertical_service_code

    A vertical service code (VSC) is a sequence of digits and the signals star (*) and pound/hash (#) dialed on a telephone keypad or rotary dial to access certain telephone service features. [1] Some vertical service codes require dialing of a telephone number after the code sequence.

  9. Card security code - Wikipedia

    en.wikipedia.org/wiki/Card_security_code

    There are several types of security codes and PVV (all generated from DES key in the bank in HSM modules using PAN, expiration date and service code): . The first code, 3 numbers, called CVC1 or CVV1, is encoded on track one and two of the magnetic stripe of the card and used for card present transactions, with signature (second track also contains pin verification value, PVV, but now it is ...