[teradog]

There may be, but I don't know of one.

If your only looking for an app. stop reading this now.

Here's what I do & don't know if it would be of any help to you. You may already know all these, if not & u like, hit thanks.
FREE
Dial:
800 GOOG 411 (all voice, so you can use while driving) I put it on #4 key speed dial.
411 Bing (800) 245-4411

Call: (uses minutes only)
800.373.3411 (800-Free 411) Free Directory Assistance.
800.466.4411 (800-GOOG-411)
888.363.7822 (888-DO-FRUCALL) Enter Entire Barcode, told cheapest online price
888.477.3678 (888-ISP-FOR-U) Fee live search for anything
-Trade-in Values, Weather Forecasts a city, Nearest Wal-Mart, Where is area code 970?
(FREE - Adds played while they look up)
800.222.1222 Poison Control
Tellme 8005558355

"something like yellowpages.com only without going to their website"
--> you obviously know you'll have to go to someones website or internet database on the backend correct? I mean, the app obviously store locally a database large enough....