A little about GPS from "Access World" published by the American Foundation for the Blind (AFB):
About GPS
Wikipedia's entry on GPS for the visually impaired:
GPS from Wikipedia
The Kapten Plus from Leader Dogs for the Blind:
Kapten Plus
or phone: 248-651-9011 or 888-777-5332
Trekker Breeze handheld talking GPS from HumanWare:
Handheld Trekker Breeze
or phone: 1 800 722-3393
BrailleNote / TalkNote GPS from HumanWare:
BrailleNote GPS
or phone: 1 800 722-3393
GPS software for smart phones from Sendero Group:
GPS software from Sendero Group
or phone: 888-757-6810
StreetTalk™ VIP GPS for the PAC Mate Omni™ - Freedom Scientific
StreetTalk GPS VIP
or phone: 1-800-444
LookAround from PointTheWay:
LookAround
Loadstone GPS for Symbian cell phones:
www.loadstone-gps.com
To use the TELLMe system, call:
800-555-TELL or 800-555-8355
and follow voice prompts. The home page is:
www.tellme.com
Google Maps can be used to find step by step walking, biking, public transit or automobile directions:
www.maps.google.com