Here is the link of newswire websites, where you can post your free press releases.

Sendmypress

US PR Newswire

UK PR Wire

The Open Press

PR Focus

SB Wire

Release Wire

Ezine Articles

Press Method

Press Release Online

Press About

Press Box

PRBD

PR 9. Net

PR.com

PR Urgent

PR Log

PR MAC

PR Leap

PR Inside

PR Zoom

PR Fire

Newssides

Pitch Engine

Open PR

Online PR News

Top 10 or free

Net Force Press

News Wire Today

Luxury Journey Review

Net Force Technology

News Maker

Live PR

Webwires

Exact Release

Express Press Releases

News Wire

1888 Press Release

Free Press Release Centre

Business Portal 24

Beta News

E Newswire

Market Watch

Business Services UK

DMN Newswire

Reuters

PR News wire

Business News wire

PR underground

Email Wire

ACN Newswire

Market Press Release

Pressat

24/7 Press Release

PR Sync