Originally Posted by titetanium
Are the texts from the people listed in your address book? If they aren't, you'll need to add their name with their number to get future texts showing the names.
i'm gonna give John a little more credit than that and assume that he's talking about existing contacts in his address book.
so you've done a battery pull since you've experienced your problem? what's your free memory looking like? if your phone is jam packed, it could be doing some goofy things on you; you might try deleting some apps and then doing a battery pull. if all else fails, you could wipe the OS and re-install a fresh one. it's a last resort, but that should definitely work