Oxford Street it continues past New Bond Street, Bond Street station and Vere Street, ending on Marble Arch. The road is within the London Congestion Charging Zone. It is part of the A40, most of which is a trunk road running from London to Fishguard (via Oxford, Cheltenham, Brecon and Haverfordwest). Like many roads in Central London that are no longer through routes, it is not signposted with that number. Numerous bus routes run along Oxford Street, including 10, 25, 55, 73, 98, 390 and Night Buses N8, N55, N73, N98 and N207. Oxford Street follows the route of a Roman road,
Regent Street down a "de facto" line separating the upper classes and nobility in Mayfair with the working class in Soho. The northern section involved demolishing most of the existing Swallow Street, which had become run down and was an ideal candidate for regeneration. The road was designed to curve east between Oxford Street and Piccadilly so that it did not meet St James's Square, and the circuses allowed visual continuity down the street. The central section, known as the Quadrant, was designed for "shops appropriated to articles of fashion and taste," and was Nash's centrepiece for the street. It was built