List of bus routes in London
300–399
Table:
Route

Start

End

Operator

Notes

300

Canning Town bus station

East Ham station

Blue Triangle

302

Kensal Rise

Mill Hill Broadway

Metroline

303

Kingsbury Circle

Edgware bus station

London Sovereign

307

Barnet Hospital

Brimsdown

Metroline

308

Clapton Pond

Wanstead

Tower Transit

309

Bethnal Green London Chest Hospital

Canning Town bus station

CT Plus

312

Norwood Junction

South Croydon bus garage

Arriva London

313

Chingford station

Potters Bar station

Arriva London

314

Eltham station

New Addington

Stagecoach London

315

Balham

West Norwood

London General

316

Cricklewood Cricklewood bus garage

White City bus station

Metroline

317

Enfield

Waltham Cross

Arriva London

318

North Middlesex Hospital

Stamford Hill

Arriva London

319

Sloane Square

Streatham Hill Telford Avenue

Arriva London

320

Biggin Hill Valley

Catford Bridge station

London General

321

Foots Cray Tesco

New Cross Gate

London Central

24 hour operation[6]

322

Clapham Common

Crystal Palace

London General

323

Canning Town bus station

Mile End

Stagecoach London

324

Brent Cross Tesco

Stanmore station

Metroline

325

East Beckton Sainsbury's

Prince Regent station

Arriva London

326

Barnet The Spires

Brent Cross bus station

London Sovereign

327

Waltham Cross

Circular route via Elsinge Estate & Turkey Street

Sullivan Buses

328

Chelsea World's End

Golders Green station

Tower Transit

329

Enfield

Turnpike Lane bus station

Arriva London

330

Canning Town bus station

Wanstead Park station

Stagecoach London

331

Ruislip

Uxbridge station

Metroline

332

Brent Park Superstores

Paddington

Metroline

333

Elephant & Castle

Tooting Broadway

Arriva London

336

Catford Bridge station

Locksbottom

Stagecoach London

337

Clapham Junction station

Richmond

London General

339

Leytonstone bus station

Shadwell

Tower Transit

340

Edgware bus station

Harrow bus station

Arriva London

341

Waterloo

Angel Road Superstores

Arriva London

24 hour operation[2]

343

City Hall

New Cross Gate

Abellio London

344

Clapham Junction station

Liverpool Street station

Abellio London

24 hour operation[2]

345

Peckham

South Kensington

Abellio London

24 hour operation[2]

346

Upminster Park Estate

Upminster station

Blue Triangle

347

Romford station

Ockendon

Arriva London

349

Ponders End bus garage

Stamford Hill

Arriva London

350

Hayes, Hillingdon Asda

Heathrow Terminal 5

Abellio London

352

Bromley North station

Lower Sydenham

London General

353

Forestdale

Ramsden Estate

London General

354

Bromley North station

Penge

Stagecoach London

355

Brixton

Mitcham

London Central

356

Shirley

Upper Sydenham

Stagecoach London

357

Chingford Hatch

Whipps Cross University Hospital (Sundays)
Whipps Cross

London General

358

Crystal Palace

Orpington station

London General

359

Addington Village

Purley

London General

360

Elephant & Castle

Royal Albert Hall

London Central

362

King George Hospital

Grange Hill station

Stagecoach London

363

Crystal Palace

Elephant & Castle

London Central

364

Dagenham East station

Ilford

Blue Triangle

365

Orchard Village

Havering Park

Stagecoach London

24 hour operation[9]

366

Beckton bus station

Redbridge

Stagecoach London

367

Bromley North station

West Croydon bus station

Abellio London

368

Barking

Chadwell Heath

Arriva London

370

Romford

Lakeside Shopping Centre

Arriva London

371

Richmond

Kingston

London United

372

Hornchurch

Lakeside Shopping Centre

Stagecoach London

375

Romford station

Passingford Bridge

Arriva London

376

Beckton bus station

East Ham

Blue Triangle

377

Ponders End

Oakwood, Enfield Chase

Arriva London

379

Chingford Station

Yardley Lane Estate

London General

380

Lewisham

Belmarsh Prison

Stagecoach London

381

County Hall

Peckham

Abellio London

382

Southgate station

Millbrook Park

Metroline

383

Barnet

Woodside Park station

Uno

384

Barnet

Cockfosters station

Metroline

385

Chingford station

South Chingford

CT Plus

386

Blackheath Village

Woolwich

London Central

388

Elephant & Castle station

Stratford City bus station

CT Plus

389

Barnet

Circular via Western Way

Sullivan Buses

390

Victoria bus station

Archway station

Metroline

24 hour operation[2]

391

Sands End

Richmond

London United

393

Chalk Farm

Clapton

Arriva London

394

Islington

Homerton University Hospital

CT Plus

395

Westway Cross Retail Park

Harrow bus station

Metroline

396

Ilford

King George Hospital

Stagecoach London

397

South Chingford

Debden station

CT Plus

398

Ruislip

Wood End

London Sovereign

399

Barnet

Circular via Hadley Wood station

Sullivan Buses

Taking into account the table information on the '300–399' part of 'List of bus routes in London', produce a single-sentence summary focused on the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.