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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 ...
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]
A fare basis code (often just referred to as a fare basis) is an alphabetic or alpha-numeric code used by airlines to identify a fare type and allow airline staff and travel agents to find the rules applicable to that fare. Although airlines now set their own fare basis codes, there are some patterns that have evolved over the years and may ...
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.
Today the USPS is empowered to suspend the PES, if it believes such a private postal service would be in the interests of the general public. The PES consists of 18 U.S.C. §§ 1693–1696 and 39 U.S.C. §§ 601–606, implemented under 39 Code of Federal Regulations Parts 310 and 320. These restrict the carriage and delivery of letter mail by ...
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.
USSD on a Sony Ericsson mobile phone (2005). Unstructured Supplementary Service Data (USSD), sometimes referred to as "quick codes" or "feature codes", is a communications protocol used by GSM cellular telephones to communicate with the mobile network operator's computers.
The Standard Carrier Alpha Code (SCAC) is a privately controlled US code used to identify vessel operating common carriers (VOCC). It is typically two to four letters long. It is typically two to four letters long.