British Prime Minister Theresa May has lost her parliamentary majority.

UK Prime Minister Theresa May has faced calls to quit after her electoral gamble to win a stronger mandate backfired and she lost her parliamentary majority.

The result has thrown British politics into turmoil and potentially disrupted Brexit negotiations.

Below is a running total for how many seats each party holds. May is unable to get the 326 seats her Conservative party needs for an outright majority.

PARTY SEATS SO FAR:

Conservative 312

Labour 259

Lib Dems 12

SNP 34

Greens 1

UKIP 0

Other 22

Unreported 10