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Some of the publications by the National Railway Publishing Company were eventually acquired by UBM Global Trade (then known as Commonwealth Business Media), which in turn became a division of United Business Media. United Business Media, a United Kingdom-based firm, provides business information services principally to the technology, healthcare, media, automotive, and financial services industries. UBM Global Trade's sister company UBM Aviation now publishes the Official Airline Guide (OAG). With the resurgence of rail freight in the U.S. since the 1990s, the quarterly Official Railway Guide is used by transportation and logistics managers for routing and shipping information.
Read more about this topic: Official Guide Of The Railways