Niche Press Release Submissions
aFreeGo - Submit software press releases.
Download Junction - Submit software press releases.
Beta News - Submit press releases on software to Beta news.
eCommWire - Free press release service for news about eCommerce-related business.
Directions Mag - Location press submissions.
NanoTech News - Submit technology news.
TechPRSpider - Submit technology related press releases.
National Homeland Security - Security press release submsissions.