What does ISPA stand for?

Idaho State Pharmaceutical Association (SAUO)

International Screen Publicity Association

International Skat Players Association (SAUO)

International Sleep Products Association (NTPA)

International Small Printers Association (SAUS)

International Society for the Performing Arts (NTPA)

International Society for the Protection of Animals - Later, WSPA - British (EA)

International Society of Parametric Analysts (EA)

International Software Products Association (SAUO)

International Sporting Press Association

International Squash Players Association - Cardiff, Wales (EAIO)

Internet Service Provider Association

Internet Service Provider Austria (SAUO)

Inverted Socket Process Architecture - Computer science