信: letter; mail令: order; command; decree点: drop编号: serial number计划: plan; project; programme; de ...信令点编码: pc point code; signaling point code pc源信令点编码: opc originating point code; opc origination point code; originating signaling point code国际信令点编码: international signaling point code目的地信令点编码: dpc destination point code目的信令点编码: destination signalling point code; dpc destination (signaling)point code; dpc destination point code起始信令点编码: original point code编号计划: numbering plan编号计划区: numbering plan area北美编号计划: north american numbering plan (nanp)国际编号计划: international numbering plan全国编号计划: nn national numbering plan世界编号计划: world numbering plan专用编号计划: pnprivate numbering plan; private numbering plan pnp编号计划, 编号方案: numbering plan编号计划标识符: npi numbering plan identifier编号计划指示器: npi numbering plan indicator始位编号计划区: hnpa home numbering plan area信令点: ssignalling point国际信令点: isinternational signaling point国内信令点: nsnational signaling point