| 2G | Second-generation mobile network |
| 3G | Third-generation mobile network |
| ACN | Automatic Crash Notification |
| A-GPS | Assisted GPS |
| AI | Artificial intelligence |
| AM | Amplitude modulation |
| ANSI | American National Standards Institute |
| AOA | Angle of arrival |
| API | Application programming interface |
| AuC | Authentication center |
| AWT | Abstract windowing toolkit |
| BREW | Binary Runtime Environment for Wireless |
| BSC | Base station controller |
| BSS | Base station subsystem |
| BTS | Base transceiver station |
| CCI | Common client interface |
| CDC | Connected device configuration |
| CDMA | Code Division Multiple Access |
| CDPD | Cellular digital packet data |
| CDR | Call detail record |
| CGI | Cell global identity |
| CLDC | Connected limited device configuration |
| COM | Component Object Model |
| COO | Cell of origin |
| CORBA | Common Object Request Broker Architecture |
| CRM | Customer relationship management |
| CSS | Cascading style sheets |
| CTIA | Cellular Telecommunications & Internet Association |
| DSSS | Direct Sequence Spread Spectrum |
| DTD | Document type definition |
| EIS | Enterprise information system |
| EJB | Enterprise JavaBean |
| E-OTD | Enhanced- observed time difference |
| FCC | Federal Communications Commission |
| FCD | Floating car data |
| FM | Frequency modulation |
| GGSN | Gateway GPRS support node |
| GI | Geospatial information |
| GIF | Graphics Interchange Format |
| GIS | Geographic information systems |
| GML | Geographic Markup Language |
| GMLC | Gateway mobile location center |
| GMT | Greenwich Mean Time |
| GPRS | General Packet Radio Service |
| GPS | Global positioning system |
| GSM | Global System for Mobile Communications |
| HIPAA | Health Information Portability and Accountability Act |
| HLR | Home location register |
| HTTP | Hypertext Transfer Protocol |
| HTTPS | Secure HTTP |
| IANA | Internet Assigned Numbers Authority |
| IDE | Interface Development Environment |
| IMEI | International Mobile Equipment Identifier |
| IN | Intelligent network |
| J2EE | Java 2 Enterprise Edition |
| J2ME | Java 2 MicroEdition |
| J2SE | Java 2 Standard Edition |
| JCA | Java Connector Architecture |
| JSP | Java Server Pages |
| JVM | Java virtual machine |
| KVM | Sun's K Java virtual machine |
| LCS | Location services |
| LIF | Location Interoperability Forum |
| LMU | Location measurement unit |
| ME | Mobile equipment |
| MeT | Mobile Electronic Transactions Standard |
| MFC | Microsoft Foundation Classes |
| MIDP | Mobile information device profile |
| MLC | Mobile location center |
| MLP | Mobile Location Protocol |
| MPC | Mobile positioning center |
| MS | Mobile station |
| MSC | Mobile switching center |
| MSID | Mobile station identifier |
| NSS | Network switching subsystem |
| OGC | Open GIS Consortium |
| OS | Operating system |
| P3P | Platform for Privacy Preferences |
| PDA | Personal digital assistant |
| POI | Point of interest |
| PRC | Palm OS Resource File Format |
| PSAP | Public safety answering points |
| PSDN | Public switched data network |
| PTD | Personal trusted device |
| RDS | Radio data services |
| RDS “TMC | Radio Data Services “Traffic Message Channel |
| RTD | Relative time difference |
| SA | GPS selective availability |
| SDE | Spatial data engine |
| SGSN | Serving GPRS support node |
| SIM | Subscriber identity module |
| SMLC | Serving mobile location center |
| SMS | Short Message Service |
| SNMP | Simple Network Management Protocol |
| SOAP | Simple Object Access Protocol |
| SRS | Spatial reference system |
| SSL | Secure Sockets Layer |
| SVG | Scalable vector graphics |
| TA | Timing advance |
| TDMA | Time Division Multiple Access |
| TDOA | Time difference of arrival |
| TMC | Traffic Message Channel |
| TOA | Time of arrival |
| UML | Unified Modeling Language |
| UMTS | Universal Mobile Telecommunications System |
| URI | Uniform resource identifier |
| URL | Uniform resource locator |
| UTM | Universal Transverse Mercator |
| VLR | Visitor location register |
| VML | Vector Markup Language |
| VXML | VoiceXML |
| W3C | World Wide Web Consortium |
| WAP | Wireless Application Protocol |
| WCEfA | Windows CE for Automotive |
| WGS | World Geodetic System |
| WML | Wireless Markup Language |
| WMLS | Wireless Markup Language Script |
| WSP | Wireless Session Protocol |
| WTLS | Wireless Transport Layer Security |
| XM | Digital satellite radio |
| XML | Extensible Markup Language |
| XSDL | XML Schema Definition Language |
| XSL | Extensible Stylesheet Language |
| XSLT | XSL Transformations |
