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A22

A22 is a road designation used by several national road networks to denote major routes. Because road numbering conventions differ by country, the exact route and characteristics of an A22 can vary significantly.

In the United Kingdom, the A22 is a trunk road in Southeast England, running from the London

In Portugal, the A22 is the Via Infante de Sagres, a major toll motorway along the Algarve

Other countries may designate roads as A22 as well, but routes differ and some nations may not

area
toward
the
south
coast.
It
passes
through
suburban
and
rural
areas
and
provides
an
important
link
between
Greater
London
and
East
Sussex
towns
along
the
route.
region.
It
runs
from
Lagos
in
the
west
to
Vila
Real
de
Santo
António
at
the
Spanish
border,
and
forms
a
principal
east–west
corridor
for
the
southern
coast,
connecting
several
coastal
towns
and
resorts.
use
the
A-prefix
for
national
routes.
When
encountering
A22
in
maps
or
signage,
the
local
country
context
is
essential
to
determine
the
exact
alignment
and
road
type.