TN meaning in Regional ?

Answer:

What is Tonbridge mean?

Tonbridge ( TUN-brij) is a market town in Kent, England, on the River Medway, 4 miles (6 km) north of Royal Tunbridge Wells, 12 miles (19 km) south west of Maidstone and 29 miles (47 km) south east of London. In the administrative borough of Tonbridge and Malling, it had an estimated population of 41,293 in 2018.

reference

Full Form	Category
Terrestrial Neutral	Academic & Science
Tennesseeium	Academic & Science
True Negative	Academic & Science
Transfer Number	Academic & Science
Transaction Number	Banking
Trade Name	Business
Twill Nylon	Business
Transportation Nation	Business
Total Nitrogen	Chemistry
Team News	Community
Theater Nuke	Community
True North	Community
Transient Neighbors	Community
Translator's Note	Community
Text Next	Computer Assembly Language
Truncated Normal	Computer Assembly Language
Tunisia	Country Names
Tarifa Narrows	Country Specific
TurtleNetwork	Cryptocurrency
Air Tahiti Nui	General
Ted Nugent	General
Toilet Nation	General
The Number	General
Trade National	General
Tom Nousaine	General
Temporary Non	General
Treaty NAFTA	General
True Negatives	General
Thursday Next	General
Theoretical Novelty	General
Translator Notes	General
Tony An	General
Toal Nobjock	General
Tennessee Nashville	General
Twenty Nine	General
Town	General
True Neutral	General
Traffic Name	General
Tool Names	General
Tasting Notes	General
Traditional Neighborhood	General
Twisted Nematic	General
The Torsion Number	General
Top Notch	General
Tribal New	General
Twisted Nematics	General
Teppy Note	General
Taders Note	General
Total Number	General
Teflon Nickel	General
Titanium Nitrate	General
Tracking Number	General
The Nucleosynthesis	General
Trade Non	General
Trade Nafta	General
Term Names	General
Twister Nematic	General
Table Name	General
Talent Network	General
Tube Notcher	General
Toy Nomura	General
Triple Negative	General
Taub Nut	General
Transport Node	General
Troppe Note	General
Stewardsman	Governmental
Treaty Nationals	Governmental
Tuned Air	Governmental
Tehsil Nazim	Governmental
Technitrol	Governmental
True Nafta	Governmental
Treaty Nation	Governmental
Treasury Note	Governmental
TUTICORIN	Indian Railway Station
Tamil Nadu	Indian State
Trento (Province)	International
Traineeship Nominee	Jobs
Third Number	Maths
Ton	Measurement Unit
Trillion	Measurement Unit
Trigeminal Neuralgia	Medical
Troponin	Medical
Target Number	Military and Defence
Tunneling Network	Networking
Temporary Number	Physics Related
Tonbridge	Regional
Texas and Northern Railway	Regional
Thai Nation	Regional
Tennessee	Regional
Setswana	Regional
Texas and Northern Railway Company	Regional
Turbo Navigator	Softwares
Technical Note	Space Science
Training and Nutrition	Sports
Telephone Number	Telecommunication