车站/用户目录的号码

Sun Developer Network (Sun Microsystems)太阳升阳微系统开发网络 Specially Designated National特别指定的国家 System Development Notification系统开发的通知 Schedule Deletion Notification计划删除的通知 Spatial Data Network(ing) (geographic information systems and remote sensing)空间数据网络(ing)(地理信息系统、卫星遥感) Student Doctor Network学生医生的网络 Software Defined Network软件定义网 Switched Data Network交换数据网络 Switched Digital Network交换数字网络 Sandane, Norway (Airport Code)Sandane、挪威(机场) Sprint Dial Network冲刺拨网络 Shareware Distribution Network共享软件的销售网络 Self-Defending Network单兵自卫网 Sudan Republic从2005年开始,苏丹共和国 SAP Developer NetworkSAP开发者网络