View OpenLCB Unique ID Ranges

Range Delegating organization or person URL Comment
00 * * * * * Reserved; Leading 0 byte indicates uninitialized or non-standard Node ID
01 * * * * * OpenLCB Group Reserved for well-known global identifiers
02 * * * * * OpenLCB Group Manufacturer-specific assignments (Short 8-Bit)
03 * * * * * OpenLCB Group Self-assigning groups space
04 * * * * * OpenLCB Group Individual UIDs allocated by automated requests
05 * * * * * OpenLCB Group Specifically assigned ranges
06 * * * * * OpenLCB Group Locomotive control systems
07 * * * * * OpenLCB Group (tentative) RFID messages as events, need 3 bytes in NID for 40 bit tag
08 * * * * * OpenLCB Group Temporary individually Unique Identifiers leased by automatic requests
09 * * * * * OpenLCB Group Manufacturer-specific assignments (Long 16-Bit)
FF * * * * * Reserved, indicates an error e.g. reset non-volative memory

Reserved; Leading 0 byte indicates uninitialized or non-standard Node ID

Range Delegating organization or person URL Comment
00 00 00 00 00 00 Reserved; convenient value for "No valid node ID assigned"
00 00 00 00 00 00

Reserved for well-known global identifiers

Range Delegating organization or person URL Comment
01 01 00 00 00 00 Reserved for well-known EventIDs (see EidAllocations sheet; this is referred to as "OpenLCB vnode" there)
01 01 01 * * * Reserved for CBUS-defined EventIDs (specifically when last two bytes zero); see EidAllocations sheet, where this is referred to as "CBUS vnode"
01 63 * * * * OpenLCB Group XpressNet translation
01 81 * * * * OpenLCB Group LocoNet packet transport
01 EE * * * * OpenLCB Group DCC translation

Manufacturer-specific assignments (Short 8-Bit)

Range Delegating organization or person URL Comment
02 01 * * * * Manufacturer space bank 1 (by NMRA Mfg ID byte)
02 01 0D * * * DIY (shared unmanaged space, not recommended for individual use)
02 01 12 * * * JMRI JMRI (e.g. for use in software solutions)
02 01 54 * * * Phoenix-Micron Inc. http://www.layout-ioe.com Layout-IoE (Internet of Everything) is an IEEE 802.11n WiFi based mesh network for your model railroad layout
02 01 8A * * * Train ID Systems Train ID Systems
02 01 EB * * * MERG
02 01 EE * * * NMRA reserved

Self-assigning groups space

Range Delegating organization or person URL Comment
03 00 * * * * NMRA member number assignments
03 04 * * * * MERG member number assignment
03 08 * * * * CBUS - for mapping existing modules, using the "Layout ID" etc defined by CBUS

Individual UIDs allocated by automated requests

Range Delegating organization or person URL Comment
04 00 00 * * * OpenLCB Group Allocated through OpenLCB.org

Specifically assigned ranges

Range Delegating organization or person URL Comment
05 01 00 00 * * OpenLCB Group 8-bit assigned ranges
05 01 01 01 01 * David Harris
05 01 01 01 02 * Alex Shepherd
05 01 01 01 03 * Bob Jacobsen
05 01 01 01 04 * SPCoast For experimental and prototype efforts
05 01 01 01 05 * Greg Oberfield
05 01 01 01 06 * TCH Technology http://www.tchtechnology.com Hello, not sure I needed this, I already have a NMRA number. Thanks Tim
05 01 01 01 07 * Mustangpeak
05 01 01 01 08 * Tom Andersen
05 01 01 01 09 * Railflyer Technologies Inc.
05 01 01 01 0A * Telecom Paristech
05 01 01 01 0B * Geoffrey Crick
05 01 01 01 0C * Private Private layout
05 01 01 01 0D * Jan Hansen
05 01 01 01 0E * Digital Train Lab www.digitaltrainlab.com
05 01 01 01 0F * Renato Conca
05 01 01 01 10 * Emanuele Zampieri
05 01 01 01 11 * MicROCZEK Intent: to put an internet operated n-scale layout online.
05 01 01 01 12 * Mikael Sundin
05 01 01 01 13 * Luc Bos
05 01 01 01 14 * Balazs Racz Experimental / prototype development
05 01 01 01 15 * Texas Western Railroad Association
05 01 01 01 16 * Yuriy Gorvitovskiy
05 01 01 01 17 * Mustangpeak
05 01 01 01 18 * Balazs Racz https://github.com/bakerstu/openmrn Used for demo applications of the OpenMRN project which includes an OpenLCB implementation
05 01 01 01 19 * TxNamib www.TxNamib.com
05 01 01 01 1A * Evili del Rio i Silvan
05 01 01 01 1B * Model Railroad Control Systems http://www.modelrailroadcontrolsystems.com/
05 01 01 01 1C * CMRI SIG Yahoo cmri_users list for testing interworking with LCC
05 01 01 01 1D * TrainModules http://www.trainmodules.com/ TrainModules NaWi digital central contains CAN interface, and NMRANet/OpenLCB support can be choosed.
05 01 01 01 1E * Belmont Shore RR I really would like a larger range for this group ...
05 01 01 01 1F * 4D PNR HO Modular Group http://4dho.com/ LCC representative for our group.
05 01 01 01 20 * Gerard Croix for DIY use with Arduinos, thanks.
05 01 01 01 21 * ymrc
05 01 01 01 22 * Deepwoods Software http://www.deepsoft.com/
05 01 01 01 23 * Darren Inwood For campervan automation system development
05 01 01 01 24 * The Designing Cat LLC http://www.DesigningCat.com
05 01 01 01 25 * Dave Barraza NMRA Member ID: 146393 0A
05 01 01 01 26 * Phoenix-Micron Inc. http://www.layout-ioe.com
05 01 01 01 27 * Ryan Powers DIY LCC systems
05 01 01 01 28 * PCPrice AG Sensors and Signals
05 01 01 01 29 * Private Taree & District Model Railway Club
05 02 * * * * OpenLCB Group 16-bit assigned ranges
05 02 01 02 * * Railstars
05 03 * * * * OpenLCB Group 24-bit assigned ranges

Locomotive control systems

Range Delegating organization or person URL Comment
06 00 * * * * OpenLCB Group DC system
06 01 * * * * OpenLCB Group DCC operated
06 02 * * * * OpenLCB Group TMCC operated
06 03 * * * * OpenLCB Group Marklin/Motorola system
06 04 * * * * OpenLCB Group MTH DCS