MNA meaning in Regional ?

Answer: What is Missouri and North Arkansas mean?

The Missouri and North Arkansas (reporting mark M&NA) was a railroad in Missouri and Arkansas from 1906 to 1946.

reference

Full Form	Category
Muslim National Academy	Academic & Science
Multi-national Account	Accounts and Finance
Melangguane	Airport Code
Maximum Number Allowance	Business
Michelin North America, Inc.	Business
Michael Neumann Architecture, L.L.C.	Business
Minnesota Municipal Term Trust, Inc.	Business
Marquette Neighborhood Association	Community
Media Networking Alliance	Community
Montana Nurses Association	Community
Myanmar News Agency	Community
Mehr News Agency	Community
Mission to North America	Community
Michigan Non-profit Association	Community
Maplewood Neighborhood Association	Community
Museum of Northern Arizona	Community
Michigan Nurses Association	Community
Minnesota Newspaper Association	Community
Michigan Nature Association	Community
Michigan Negotiators Association	Community
Massachusetts Nurses Association	Community
Minnesota Nurses Association	Community
Montana Nonprofit Association	Community
Master of Nonprofit Administration	Community
Minnesota Naturalists' Association	Community
Master of Nonprofit Administration's	Community
Management Network Architecture	Computer and Networking
Multigrid Network Architecture	Computing
Mina, Nevada, Seismograph Station	Earth Science
Master of Navigation	Educational Degree
Masters In Non-profit Administration	Educational Degree
Mission Need Analysis	General
Mina Nora and Assia	General
Missouri Northern Arkansas	General
My Next Assignment	General
Microscope Network Adapter	General
Missouri and Northern Arkansas	General
Mergers and Aquisitions	General
May Never Arrive	General
Myanmar National Airlines	General
Magnetic Nuetral Axis	General
Mini-Nutritional Assessment	General
Master Negative Assembly	General
Michelin North America	General
Mobile Navigation Assistant	General
Maserati North America	General
Mazda North America	General
Musee National de l'Automobile	General
Monitored Natural Attenuation	General
mammals of North America	General
Measures Near Ambiguity	General
Missions to North America	General
Modified Nodal Analysis	General
Monitoring National Assessment	General
Magnetic Neutral Axis	General
Member National Authorities	Governmental
Merchant Navy Association	Governmental
Military Nawaz Alliance	Governmental
Member National Authority	Governmental
Maximum Noise Area	Governmental
Member of National Assembly	Governmental
Member of the National Assembly (Québec)	Governmental
Muzeul National de Antichitati, Bucuresti	International
Medical Nurse Associate	Jobs
Master of Nursing Administration	Medical
Manitoba Naturopathic Association (licensing body in MB)	Medical
Medication Nursing Assistant	Medical
Mississippi Nurses' Association	Medical
Maryland Nurses Association	Medical
Mission Needs Analysis	Military and Defence
Missing, Not Enemy Action	Military and Defence
Missouri and Northern Arkansas Railroad	Regional
Missouri and North Arkansas	Regional
Melanguane, Indonesia	Regional
Missouri and Northern Arkansas Railroad Company	Regional
Main Bus A	Space Science
Multi-network Area	Telecommunication