This is what I found safe to freeze without any problems...
AdService 1.0
Amazon Kindle 2.0.5.103980165
Amazon MP3 1.8.32
Apps 1.02.18
Backup Assistant 2.3.3
Backup Assistant Client 1.0
Blockbuster 0.9.99
Books 1.1.5
City ID 1.1.6
DLNA 0709.69
DlnaSystemService 1.0
Droid Eye 1.0 (live wall paper)
Facebook Authenticator 2.3.3 (might have to log back into facebook after freezing this)
Files 2.3.3 (Only freeze if you have another file manager such as Root Explorer)
Flickr Authenticator 2.3.3
Help Center 2.3.3
Home 2.3.3 (only if using a replacement launcher)
IPSec VPNs 1.0 (only if not using a VPN)
Kpi Logger Service 1.1
LastFM Authenticator 2.3.3
LinkedIn Authenticator 2.3.3
Manage SIM Card 2.3.3 (only on CDMA)
Maps 5.2.1 (if you dont use it)
Media Share 1.0.0
MediaSync 1.0.0
MS Exchange Service 2.3.3 (WARNING, THIS WILL BREAK CORPORATE EMAIL)
Music 2.3.3 (if you have the Music 3.0.1 client)
My Uploads 1.5.12
My Verizon Mobile 10.0.1
Myspace Authenticator 2.3.3
NFS Shift 1.1.83
Orkut Authentocator 2.3.3
Photobucket Authenticator 2.3.3
Picasa Authenticator 2.3.3
Pico TTS 1.0 (text to speech service)
Print to Retail 1.0
Quickoffica 3.3.172 - Motorola
SIM Toolokit 2.3.3 (only on CDMA)
Skype Mobile 1.6.0.15
Skyrock Authenticator 2.3.3
Social Messaging 2.3.3
Social Messaging Service 2.3.3
Social Networking 2.3.3
Social Sharing 2.3.3
Social Status 2.3.3
Street View 1.7.0.4
Swype 2.7-.75.22915 (only with another keyboard installed)
Sync Service 2.5.7
TTS Service 2.3.3
Twitter Authentication 2.3.3
V Cast Media Manager 4.4.0.4
Video Editor Lite 1.0.1.49
VPN Services 2.3.3 (again, only if not using a VPN)
VZW Navigator 7.1.3.15
Yahoo Contacts 2.3.3
Youtube 2.1.6
Youtube Authenticator 2.3.3
May break corporate email, have no way to test:
Email 2.3.3
Email Authenticator 2.3.3
Not sure what this is with but it didnt break anything for me. The only reference I could find that gas any reference to it is here and even there no one knows what it is....
Fake Blur Xmpp 2.3.3
edit: removed Yahoo Authenticator 2.3.3
AdService 1.0
Amazon Kindle 2.0.5.103980165
Amazon MP3 1.8.32
Apps 1.02.18
Backup Assistant 2.3.3
Backup Assistant Client 1.0
Blockbuster 0.9.99
Books 1.1.5
City ID 1.1.6
DLNA 0709.69
DlnaSystemService 1.0
Droid Eye 1.0 (live wall paper)
Facebook Authenticator 2.3.3 (might have to log back into facebook after freezing this)
Files 2.3.3 (Only freeze if you have another file manager such as Root Explorer)
Flickr Authenticator 2.3.3
Help Center 2.3.3
Home 2.3.3 (only if using a replacement launcher)
IPSec VPNs 1.0 (only if not using a VPN)
Kpi Logger Service 1.1
LastFM Authenticator 2.3.3
LinkedIn Authenticator 2.3.3
Manage SIM Card 2.3.3 (only on CDMA)
Maps 5.2.1 (if you dont use it)
Media Share 1.0.0
MediaSync 1.0.0
MS Exchange Service 2.3.3 (WARNING, THIS WILL BREAK CORPORATE EMAIL)
Music 2.3.3 (if you have the Music 3.0.1 client)
My Uploads 1.5.12
My Verizon Mobile 10.0.1
Myspace Authenticator 2.3.3
NFS Shift 1.1.83
Orkut Authentocator 2.3.3
Photobucket Authenticator 2.3.3
Picasa Authenticator 2.3.3
Pico TTS 1.0 (text to speech service)
Print to Retail 1.0
Quickoffica 3.3.172 - Motorola
SIM Toolokit 2.3.3 (only on CDMA)
Skype Mobile 1.6.0.15
Skyrock Authenticator 2.3.3
Social Messaging 2.3.3
Social Messaging Service 2.3.3
Social Networking 2.3.3
Social Sharing 2.3.3
Social Status 2.3.3
Street View 1.7.0.4
Swype 2.7-.75.22915 (only with another keyboard installed)
Sync Service 2.5.7
TTS Service 2.3.3
Twitter Authentication 2.3.3
V Cast Media Manager 4.4.0.4
Video Editor Lite 1.0.1.49
VPN Services 2.3.3 (again, only if not using a VPN)
VZW Navigator 7.1.3.15
Yahoo Contacts 2.3.3
Youtube 2.1.6
Youtube Authenticator 2.3.3
May break corporate email, have no way to test:
Email 2.3.3
Email Authenticator 2.3.3
Not sure what this is with but it didnt break anything for me. The only reference I could find that gas any reference to it is here and even there no one knows what it is....
Fake Blur Xmpp 2.3.3
edit: removed Yahoo Authenticator 2.3.3