Can I get back deleted contacts on iphone?

In a fit of rage I deleted a few people and now I kinda want them back is there a way I can do this?
I went to my icloud hoping they were still saved but either they're not or I can't seem to find them

My iphone 5 screen went black

My iPhone screen went black, i tried holding the home button and the sleep button at the same time for 10 seconds, then 20 seconds then 30 seconds and nothing, i tried plugging it in to a charger assuming it was dead but i could hear the sound it makes when you plug it in, and i got phone calls, heard the ring but couldnt answer cause the screen was still black. I can also talk to siri but still the phone remains black!

How to solve my Battery life issue on IPhone?

Okay so like today I charged it in the morning it wS completely dead so I charged it and it took not even an entire hour to charge it took about 35 minutes to fully charge and an hour and a half later it was dead. My battery life really sucks does any body know how to re solve this?

Iphone 5s with no data plan?

My friend bought me a iphone 5s for Christmas. But I do not have enough money to buy a data plan. My phone service is us cellular and they just recently picked up iphone. I was wondering if I can have the phone that can connect to Wi-Fi but does not have 4g coverage.

What does it mean when an iphone is locked?

So i was looking on ksl.com/classifieds for an iphone (don't answer about that) and i saw an iphone and it said " factory unlocked iphone) my pa told me it meant that if you get a locked one then you have to buy an unlocking kit… Just wondering what it means.

Why does Siri keep crashing?

All my other apps work fine but when I ask Siri a question the screen goes black sometimes and then shows the Siri page after I'm done asking it my question. I have an iPhone 4S, iOS 6 (I don't want iOS 7)

Can you use electronics on a plane?

I'm a South Korean and I'm in America right now. I'm leaving this sunday and I'm going to visit Korea for a few weeks. The plane ride will be long so, I will be bored. I have lots of electronics. I'm bringing my MacBook Air, iPad Air, iPhone 4s, and my Galaxy SIII. Just wondering if I can use them.

Why does my old iPhone still have service?

I activated my new iphone and when i turn on my old iphone it still says "Verizon" at the top left hand corner. Why is this? I already activated my new iphone and all the calls go to my new phone so why does the old one still have service?

Kik app concerns! This is short

My friend had her ipod stolen and was logged into kik. She uses her iphone on kik now and we arent sure if whoever stole the ipod is watching our conversation. We're so worried bcs we were talking about a rumor going around. Please help. When she logged into her iphone did it log her out of her ipod?!