- National Association of Professional Process Servers (NAPPS)
- United States Process Servers Association (USPSA)
- Serve-Now.com
State Associations
- Arizona Process Servers Association (APSA)
- Florida Association of Professional Process Servers (FAPPS)
- Georgia Association of Professional Process Servers (GAPPS)
- Illinois Association of Professional Process Servers (IAPPS)
- New Jersey Professional Process Servers Association (NJPPSA)
- New York State Professional Process Servers Association (NYSPPSA)
- Oregon Association of Process Servers (OAPS)
- Process Servers Association of Colorado (PSACO)
- Texas Process Servers Association (TPSA)
- Washington State Process Servers Association (WSPSA)
