Pipeline & Gas Journal’s Annual 500 Report ranks the largest U.S. gas distribution, transmission and liquids pipeline operators, highlighting shifts in mileage, throughput and operating revenues across the industry.

Following is a listing of some of the longest transportation routes on the continent of Europe as of September 2025.

A breakdown of the products and services provided by the PPSA members will be found by clicking the link below. The PPSA members can help you with sourcing pigs and carrying out pigging projects. Please visit our website for details at www.ppsa-online.com or use our free technical enquiry services at ppsa@ppsa-online.com.