SDNR meaning in Regional ?

Answer: What is San Diego Northern Railway mean?

Coaster (stylized as COASTER) (reporting mark NCTC) is a commuter rail service that operates in the central and northern coastal regions of San Diego County, California, United States. Bombardier Transportation currently operates the service on contract with the Coaster's owner, the North County Transit District (NCTD). The 41-mile (66 km) commuter rail line features eight stops, with a travel time of about an hour and five minutes end-to-end. The service operates primarily during weekday peak periods, with limited midday, weekend and holiday service. The Coaster first entered service on February 27, 1995, and has since grown in ridership and capacity.

reference

Full Form	Category
Super Digital Noise Reduction	Computing
Scientific Domain Names Root	Computing
Signal Difference To Noise Ratio	General
SEYDUNGANALLUR	Indian Railway Station
San Diego Northern Railway	Regional