Completed Florida's a year or two ago. The requirements for this one are met by the same caches that I had for that one. 

 * - Alphanumeric Challenge - Tennessee Edition

Alphanumeric Cacher Challenge - Tennessee Edition

Colorado Springs version of this challenge.  Real Names only, all finds must be after 9 Dec 2009.

* - Alphabet Soup - The reverse challenge

Alphabet Soup - The reverse challenge

k f boom's challenge in FWB FL. Complete!  We were FTF!

* - Alphanumeric Cachers Challenge Cache

Alphanumeric CACHERS NAMES Challenge

Hershey, PA challenge. 
Best to be found after 10/18/09 for a true challenge. Cachers must have been registered before then to have their caches count.  Only "real hider name" counts.

Got them all now!  Just need to grab the final.

* - Odie's Alphanumeric Challenge

Odie's Alphanumeric Challenge

0 - Harper's Ferry ... Not

Harper's Ferry ... Not

1 - Float ur boat

Float ur boat

2 - G'ville Historic Tour #4

G'ville Historic Tour #4

3 - Sneak A Peek At Zeke

Sneak A Peek At Zeke

4 - Arney's Mount 

Arney's Mount

5 - I've Never seen Mud Run

I've Never seen Mud Run

6 - I Hate These #2

I Hate These #2

7 - Bridge The Gap

Bridge The Gap

8 - Hop To It

Hop To It

9 for 9 Levels O'pain
* not usable for Odie's Alphanumeric Challenge (GC2011Q)

9 - A Castle Fit for a Kid

A Castle Fit for a Kid

9 - The Colonel's Cache

The Colonel's Cache

A - Trip The Light Fantastic

Trip The Light Fantastic

B - Tony's Lollipop

Glen's Lollipop

C - Backyard Bones

Backyard Bones

D - Posted on Parkview

Posted on Parkview

E - Mississippi Loess

Mississippi Loess

Alphanumeric puzzles where you need to find 36 caches hidden by users whose names start with a-z and 0-9.  

Alphanumeric Cache Hiders

Alphanumeric Cache Hiders.list-details-1ub8b9x{text-transform:uppercase;font-size:12px;}@media screen and (min-width: 600px){.list-details-1ub8b9x{font-size:1.25rem;}}.list-details-1ub8b9x.shareable{color:#87705a;}.list-details-1ub8b9x.public{color:#00b265;}Public

Alphanumeric Cache HidersPublic